#2529A8#2529A8

#2529A8 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.2% C 0.195 H 271.1°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#2529A8
RGB	rgb(37, 41, 168)
HSL	hsl(238, 64%, 40%)
HSV	hsv(238, 78%, 66%)
CMYK	cmyk(78%, 75.6%, 0%, 34.1%)
CIE-LAB	lab(26.17, 42.88, -67.49)
CIE-LCH	lch(26.17, 79.96, 302.43°)
OKLab	oklab(38.17% 0.0038 -0.1954)
OKLCH	oklch(38.17% 0.195 271.1)
XYZ	xyz(8.6214, 4.8054, 37.5114)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2529A8 #A8A425

analogous

#256AA8 #2529A8 #6225A8

triadic

#2529A8 #A82529 #29A825

tetradic

#2529A8 #A8256A #A8A425 #25A862

square

#2529A8 #A8256A #A8A425 #25A862

split-complementary

#2529A8 #A86225 #6AA825

monochromatic

#0F1144 #1A1D76 #2529A8 #373CD3 #696DDE

Accessibility & contrast

On white

10.71

#2529A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2529A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2529A8

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2529A8	#FFFFFF	#000000	##FFFFFF
##2529A8	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AC

Deuteranopia (green-blind)

#0037A6

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2529a8;
/* rgb */ color: rgb(37, 41, 168);
/* oklch */ color: oklch(38.2% 0.195 271.1);

Tailwind

colors: {
  custom: {
    50: '#7764c3',
    500: '#2529a8',
    950: '#000000',
  },
}

SCSS

$custom: #2529a8;
$custom-light: #7764c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2529a8",
  "rgb": {
    "r": 37,
    "g": 41,
    "b": 168
  },
  "hsl": {
    "h": 238.168,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38171,
    "c": 0.19547,
    "h": 271.1
  },
  "luminance": 0.04806
}

Semantic roles & 50–950 ramp

primary

#2529A8

secondary

#C4C165

accent

#E241E7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0513

muted

#7C7A82

Preview Lab

Preview with #2529A8

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

Preview Lab → · Contrast checker → · Palette generator →