#253A69#253A69

#253A69 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.7% C 0.086 H 264.3°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#253A69
RGB	rgb(37, 58, 105)
HSL	hsl(221, 48%, 28%)
HSV	hsv(221, 65%, 41%)
CMYK	cmyk(64.8%, 44.8%, 0%, 58.8%)
CIE-LAB	lab(25.07, 8.10, -30.05)
CIE-LCH	lch(25.07, 31.12, 285.08°)
OKLab	oklab(35.68% -0.0085 -0.0856)
OKLCH	oklch(35.68% 0.086 264.3)
XYZ	xyz(4.8249, 4.4389, 13.9644)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253A69 #695425

analogous

#255C69 #253A69 #322569

triadic

#253A69 #69253A #3A6925

tetradic

#253A69 #69255C #695425 #256932

square

#253A69 #69255C #695425 #256932

split-complementary

#253A69 #693225 #5C6925

monochromatic

#080C17 #15213C #253A69 #355396 #496EBF

Accessibility & contrast

On white

11.12

#253A69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#253A69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253A69

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253A69	#FFFFFF	#000000	##FFFFFF
##253A69	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253F6B

Deuteranopia (green-blind)

#1B3968

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #253a69;
/* rgb */ color: rgb(37, 58, 105);
/* oklch */ color: oklch(35.7% 0.086 264.3);

Tailwind

colors: {
  custom: {
    50: '#676f94',
    500: '#253a69',
    950: '#000000',
  },
}

SCSS

$custom: #253a69;
$custom-light: #676f94;
$custom-dark: #000000;

JSON

{
  "hex": "#253a69",
  "rgb": {
    "r": 37,
    "g": 58,
    "b": 105
  },
  "hsl": {
    "h": 221.471,
    "s": 47.887,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3568,
    "c": 0.08599,
    "h": 264.3
  },
  "luminance": 0.04439
}

Semantic roles & 50–950 ramp

primary

#253A69

secondary

#9C844E

accent

#AE50D7

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #253A69

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

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