Colour

#04D3FB

#04D3FB
Cyan
Light
Nearest: Deep skyblue

#04D3FB is a cyan with RGB values 4, 211, 251 and HSL 190°, 97%, 50%. It is a light colour, so black text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#04D3FB#04D3FB

HEX#04D3FB

RGBrgb(4, 211, 251)

RGB (0–1)0.0157, 0.8275, 0.9843

RGB percentages1.6%, 82.7%, 98.4%

HSLhsl(189.7, 96.9%, 50%)

HSV / HSBhsv(189.7, 98.4%, 98.4%)

CMYK98.4%, 15.9%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer316,411

CSS custom property--colour: #04D3FB;

Brightness & contrast

Relative luminance0.53579WCAG 2.x, 0 is black and 1 is white

Perceived brightness182.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.72:1

Contrast with white1.79:1WCAG normal text: Fail

Contrast with black11.72:1WCAG normal text: AAA

Greyscale equivalent#AAAAAA

Inverted#FB2C04

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#BACDFDno red cones; affects about 1% of men; ΔE 33.8 from the original

Deuteranopia#9EB9FBno green cones; the most common form, about 1% of men; ΔE 35.9 from the original

Tritanopia#00E0E0no blue cones; rare, and affects men and women equally; ΔE 23.9 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text1.79:1WCAG large text: Fail

Contrast with black, large text11.72:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 16.8 Sky blue · ΔE 17.6 Light skyblue · ΔE 18.6 Dark turquoise · ΔE 21.4 Medium turquoise · ΔE 24.7 Light blue · ΔE 27.7

Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 16.79, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#FB2C04

Analogous#04FBA8, #0457FB

Triadic#FB04D3, #D3FB04

Split complementary#FB0457, #FBA704

Tetradic#A804FB, #FB2C04, #58FB04

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#CDF6FE

Lighter +30%#9BEDFD

Lighter +20%#68E5FD

Lighter +10%#36DCFC

Darker −10%#03A9C9

Darker −20%#027F97

Darker −30%#025464

Darker −40%#012A32

More saturated +25%#00D6FF

Less saturated −25%#24BDDB

Channel breakdown

G211

B251

Red4 (1.6%)

Green211 (82.7%)

Blue251 (98.4%)

Hue189.72°

Saturation (HSL)96.86%

Lightness50%

Dominant channelBlue

Hex per channelR 04 · G D3 · B FB

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#04D3FB

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

Nerdulate something else