#253A86#253A86

#253A86 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.130 H 268.0°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#253A86
RGB	rgb(37, 58, 134)
HSL	hsl(227, 57%, 34%)
HSV	hsv(227, 72%, 53%)
CMYK	cmyk(72.4%, 56.7%, 0%, 47.5%)
CIE-LAB	lab(27.13, 19.37, -45.09)
CIE-LCH	lch(27.13, 49.07, 293.26°)
OKLab	oklab(37.9% -0.0046 -0.1298)
OKLCH	oklch(37.9% 0.13 268)
XYZ	xyz(6.5776, 5.1400, 23.1951)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253A86 #867125

analogous

#256A86 #253A86 #402586

triadic

#253A86 #86253A #3A8625

tetradic

#253A86 #86256A #867125 #258640

square

#253A86 #86256A #867125 #258640

split-complementary

#253A86 #864025 #6A8625

monochromatic

#0B1026 #182556 #253A86 #324FB6 #5570D0

Accessibility & contrast

On white

10.35

#253A86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#253A86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253A86

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253A86	#FFFFFF	#000000	##FFFFFF
##253A86	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004589

Deuteranopia (green-blind)

#003C84

Tritanopia (blue-blind)

#004C5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #253a86;
/* rgb */ color: rgb(37, 58, 134);
/* oklch */ color: oklch(37.9% 0.130 268.0);

Tailwind

colors: {
  custom: {
    50: '#6d6faa',
    500: '#253a86',
    950: '#000000',
  },
}

SCSS

$custom: #253a86;
$custom-light: #6d6faa;
$custom-dark: #000000;

JSON

{
  "hex": "#253a86",
  "rgb": {
    "r": 37,
    "g": 58,
    "b": 134
  },
  "hsl": {
    "h": 227.01,
    "s": 56.725,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37904,
    "c": 0.12988,
    "h": 268
  },
  "luminance": 0.05141
}

Semantic roles & 50–950 ramp

primary

#253A86

secondary

#B49F52

accent

#BF48E0

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #253A86

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

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