Colour

#FFDC21

#FFDC21
Yellow
Light
Nearest: Gold

#FFDC21 is a yellow with RGB values 255, 220, 33 and HSL 51°, 100%, 56%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Gold.

Colour values

#FFDC21#FFDC21

HEX#FFDC21

RGBrgb(255, 220, 33)

RGB (0–1)1, 0.8627, 0.1294

RGB percentages100%, 86.3%, 12.9%

HSLhsl(50.5, 100%, 56.5%)

HSV / HSBhsv(50.5, 87.1%, 100%)

CMYK0%, 13.7%, 87.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,768,033

CSS custom property--colour: #FFDC21;

Brightness & contrast

Relative luminance0.72556WCAG 2.x, 0 is black and 1 is white

Perceived brightness219 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.51:1

Contrast with white1.35:1WCAG normal text: Fail

Contrast with black15.51:1WCAG normal text: AAA

Greyscale equivalent#D6D6D6

Inverted#0023DE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F4D700no red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#FDE233no green cones; the most common form, about 1% of men; ΔE 4.8 from the original

Tritanopia#FFCABCno blue cones; rare, and affects men and women equally; ΔE 73 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.35:1WCAG large text: Fail

Contrast with black, large text15.51:1WCAG large text: AAA

Named colours

Gold · ΔE 4 Yellow · ΔE 22.2 Goldenrod · ΔE 26.4 Orange · ΔE 31.4 Dark goldenrod · ΔE 38.6 Khaki · ΔE 39.5

Nearest named CSS colourGold (#FFD700)ΔE 3.96, a close match

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2144FF

Analogous#FF6D21, #B3FF21

Triadic#21FFDC, #DC21FF

Split complementary#21B3FF, #6D21FF

Tetradic#21FF6D, #2144FF, #FF21B3

Tints, shades & saturation

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

Lighter +40%#FFFCED

Lighter +30%#FFF4BA

Lighter +20%#FFEC87

Lighter +10%#FFE454

Darker −10%#EDC800

Darker −20%#BA9D00

Darker −30%#877200

Darker −40%#544700

More saturated +25%#FFDC21

Less saturated −25%#E3C93D

Channel breakdown

R255

G220

B33

Red255 (100%)

Green220 (86.3%)

Blue33 (12.9%)

Hue50.54°

Saturation (HSL)100%

Lightness56.47%

Dominant channelRed

Hex per channelR FF · G DC · B 21

Keep nerding

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

#FFDC21

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

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