#253C85#253C85

#253C85 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.3% C 0.126 H 267.1°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#253C85
RGB	rgb(37, 60, 133)
HSL	hsl(226, 56%, 33%)
HSV	hsv(226, 72%, 52%)
CMYK	cmyk(72.2%, 54.9%, 0%, 47.8%)
CIE-LAB	lab(27.62, 17.60, -43.67)
CIE-LCH	lch(27.62, 47.08, 291.96°)
OKLab	oklab(38.25% -0.0064 -0.1256)
OKLCH	oklch(38.25% 0.126 267.1)
XYZ	xyz(6.6110, 5.3178, 22.8638)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253C85 #856E25

analogous

#256C85 #253C85 #3E2585

triadic

#253C85 #85253C #3C8525

tetradic

#253C85 #85256C #856E25 #25853E

square

#253C85 #85256C #856E25 #25853E

split-complementary

#253C85 #853E25 #6C8525

monochromatic

#0A1125 #182655 #253C85 #3252B5 #5572D0

Accessibility & contrast

On white

10.18

#253C85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#253C85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253C85

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253C85	#FFFFFF	#000000	##FFFFFF
##253C85	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084688

Deuteranopia (green-blind)

#003D84

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #253c85;
/* rgb */ color: rgb(37, 60, 133);
/* oklch */ color: oklch(38.3% 0.126 267.1);

Tailwind

colors: {
  custom: {
    50: '#6d71a9',
    500: '#253c85',
    950: '#000000',
  },
}

SCSS

$custom: #253c85;
$custom-light: #6d71a9;
$custom-dark: #000000;

JSON

{
  "hex": "#253c85",
  "rgb": {
    "r": 37,
    "g": 60,
    "b": 133
  },
  "hsl": {
    "h": 225.625,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.3825,
    "c": 0.12576,
    "h": 267.1
  },
  "luminance": 0.05318
}

Semantic roles & 50–950 ramp

primary

#253C85

secondary

#B49C52

accent

#BB48E0

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #253C85

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

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