Colour

#00657A

#00657A
Cyan
Dark
Nearest: Dark slate grey

#00657A is a cyan with RGB values 0, 101, 122 and HSL 190°, 100%, 24%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#00657A#00657A

HEX#00657A

RGBrgb(0, 101, 122)

RGB (0–1)0, 0.3961, 0.4784

RGB percentages0%, 39.6%, 47.8%

HSLhsl(190.3, 100%, 23.9%)

HSV / HSBhsv(190.3, 100%, 47.8%)

CMYK100%, 17.2%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer25,978

CSS custom property--colour: #00657A;

Brightness & contrast

Relative luminance0.10713WCAG 2.x, 0 is black and 1 is white

Perceived brightness87.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.68:1

Contrast with white6.68:1WCAG normal text: AA

Contrast with black3.14:1WCAG normal text: Fail

Greyscale equivalent#515151

Inverted#FF9A85

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#58627Bno red cones; affects about 1% of men; ΔE 19.7 from the original

Deuteranopia#4A587Ano green cones; the most common form, about 1% of men; ΔE 20.8 from the original

Tritanopia#006C6Cno blue cones; rare, and affects men and women equally; ΔE 14.4 from the original

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

Contrast with white, large text6.68:1WCAG large text: AAA

Contrast with black, large text3.14:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 17.7 Teal · ΔE 18.3 Dark cyan · ΔE 21.4 Slate grey · ΔE 21.7 Steel blue · ΔE 22.8 Light slate grey · ΔE 23.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.74, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7A1500

Analogous#007A52, #00287A

Triadic#7A0065, #657A00

Split complementary#7A0028, #7A5200

Tetradic#52007A, #7A1500, #287A00

Tints, shades & saturation

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

Lighter +40%#47DFFF

Lighter +30%#14D7FF

Lighter +20%#00B9E0

Lighter +10%#008FAD

Darker −10%#003B47

Darker −20%#001114

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00657A

Less saturated −25%#0F5B6B

Channel breakdown

G101

B122

Red0 (0%)

Green101 (39.6%)

Blue122 (47.8%)

Hue190.33°

Saturation (HSL)100%

Lightness23.92%

Dominant channelBlue

Hex per channelR 00 · G 65 · B 7A

Keep nerding

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

#00657A

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