#253E69#253E69

#253E69 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.6% C 0.081 H 260.6°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#253E69
RGB	rgb(37, 62, 105)
HSL	hsl(218, 48%, 28%)
HSV	hsv(218, 65%, 41%)
CMYK	cmyk(64.8%, 41%, 0%, 58.8%)
CIE-LAB	lab(26.33, 5.34, -28.05)
CIE-LCH	lch(26.33, 28.55, 280.77°)
OKLab	oklab(36.65% -0.0132 -0.0797)
OKLCH	oklch(36.65% 0.081 260.6)
XYZ	xyz(5.0345, 4.8580, 14.0342)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253E69 #695025

analogous

#256069 #253E69 #2E2569

triadic

#253E69 #69253E #3E6925

tetradic

#253E69 #692560 #695025 #25692E

square

#253E69 #692560 #695025 #25692E

split-complementary

#253E69 #692E25 #606925

monochromatic

#080D17 #15233C #253E69 #355996 #4975BF

Accessibility & contrast

On white

10.65

#253E69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#253E69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253E69

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253E69	#FFFFFF	#000000	##FFFFFF
##253E69	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B426B

Deuteranopia (green-blind)

#223B68

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #253e69;
/* rgb */ color: rgb(37, 62, 105);
/* oklch */ color: oklch(36.6% 0.081 260.6);

Tailwind

colors: {
  custom: {
    50: '#677294',
    500: '#253e69',
    950: '#000000',
  },
}

SCSS

$custom: #253e69;
$custom-light: #677294;
$custom-dark: #000000;

JSON

{
  "hex": "#253e69",
  "rgb": {
    "r": 37,
    "g": 62,
    "b": 105
  },
  "hsl": {
    "h": 217.941,
    "s": 47.887,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36649,
    "c": 0.08076,
    "h": 260.6
  },
  "luminance": 0.04858
}

Semantic roles & 50–950 ramp

primary

#253E69

secondary

#9C7F4E

accent

#A650D7

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #253E69

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

Preview Lab → · Contrast checker → · Palette generator →