#254D66#254D66

#254D66 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.3% C 0.062 H 238.4°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#254D66
RGB	rgb(37, 77, 102)
HSL	hsl(203, 47%, 27%)
HSV	hsv(203, 64%, 40%)
CMYK	cmyk(63.7%, 24.5%, 0%, 60%)
CIE-LAB	lab(31.02, -5.66, -18.78)
CIE-LCH	lch(31.02, 19.61, 253.22°)
OKLab	oklab(40.28% -0.0324 -0.0526)
OKLCH	oklch(40.28% 0.062 238.4)
XYZ	xyz(5.8142, 6.6598, 13.5469)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254D66 #663E25

analogous

#25665F #254D66 #252C66

triadic

#254D66 #66254D #4D6625

tetradic

#254D66 #5F2566 #663E25 #2C6625

square

#254D66 #5F2566 #663E25 #2C6625

split-complementary

#254D66 #66252C #665F25

monochromatic

#081116 #152B39 #254D66 #356F93 #4990BD

Accessibility & contrast

On white

9.01

#254D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#254D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254D66

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254D66	#FFFFFF	#000000	##FFFFFF
##254D66	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424D67

Deuteranopia (green-blind)

#394666

Tritanopia (blue-blind)

#005355

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #254d66;
/* rgb */ color: rgb(37, 77, 102);
/* oklch */ color: oklch(40.3% 0.062 238.4);

Tailwind

colors: {
  custom: {
    50: '#667e91',
    500: '#254d66',
    950: '#000000',
  },
}

SCSS

$custom: #254d66;
$custom-light: #667e91;
$custom-dark: #000000;

JSON

{
  "hex": "#254d66",
  "rgb": {
    "r": 37,
    "g": 77,
    "b": 102
  },
  "hsl": {
    "h": 203.077,
    "s": 46.763,
    "l": 27.255
  },
  "oklch": {
    "l": 0.40279,
    "c": 0.06179,
    "h": 238.4
  },
  "luminance": 0.0666
}

Semantic roles & 50–950 ramp

primary

#254D66

secondary

#996B4E

accent

#8551D6

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0D

muted

#7A7C7D

Preview Lab

Preview with #254D66

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →