#253D54#253D54

#253D54 is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.050 H 248.4°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#253D54
RGB	rgb(37, 61, 84)
HSL	hsl(209, 39%, 24%)
HSV	hsv(209, 56%, 33%)
CMYK	cmyk(56%, 27.4%, 0%, 67.1%)
CIE-LAB	lab(24.86, -1.75, -16.73)
CIE-LCH	lch(24.86, 16.82, 264.02°)
OKLab	oklab(35.13% -0.0185 -0.0468)
OKLCH	oklch(35.13% 0.05 248.4)
XYZ	xyz(4.0314, 4.3706, 9.0170)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D54 #543C25

analogous

#255453 #253D54 #252554

triadic

#253D54 #54253D #3D5425

tetradic

#253D54 #532554 #543C25 #255425

square

#253D54 #532554 #543C25 #255425

split-complementary

#253D54 #542525 #545325

monochromatic

#090F15 #121E2A #253D54 #385C7E #4A7BA9

Accessibility & contrast

On white

11.20

#253D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#253D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D54

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D54	#FFFFFF	#000000	##FFFFFF
##253D54	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343E55

Deuteranopia (green-blind)

#2D3954

Tritanopia (blue-blind)

#0C4245

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #253d54;
/* rgb */ color: rgb(37, 61, 84);
/* oklch */ color: oklch(35.1% 0.050 248.4);

Tailwind

colors: {
  custom: {
    50: '#637284',
    500: '#253d54',
    950: '#000000',
  },
}

SCSS

$custom: #253d54;
$custom-light: #637284;
$custom-dark: #000000;

JSON

{
  "hex": "#253d54",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 84
  },
  "hsl": {
    "h": 209.362,
    "s": 38.843,
    "l": 23.725
  },
  "oklch": {
    "l": 0.35129,
    "c": 0.05031,
    "h": 248.4
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#253D54

secondary

#876A4D

accent

#9359CF

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#05070B

muted

#7A7A7C

Preview Lab

Preview with #253D54

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

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