#2639AD#2639AD

#2639AD is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.3% C 0.184 H 269.0°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#2639AD
RGB	rgb(38, 57, 173)
HSL	hsl(232, 64%, 41%)
HSV	hsv(232, 78%, 68%)
CMYK	cmyk(78%, 67.1%, 0%, 32.2%)
CIE-LAB	lab(30.29, 34.96, -63.71)
CIE-LCH	lch(30.29, 72.67, 298.75°)
OKLab	oklab(41.3% -0.0033 -0.1844)
OKLCH	oklch(41.3% 0.184 269)
XYZ	xyz(9.8027, 6.3544, 40.2369)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2639AD #AD9A26

analogous

#267DAD #2639AD #5726AD

triadic

#2639AD #AD2639 #39AD26

tetradic

#2639AD #AD267D #AD9A26 #26AD57

square

#2639AD #AD267D #AD9A26 #26AD57

split-complementary

#2639AD #AD5726 #7DAD26

monochromatic

#101849 #1B287B #2639AD #3C51D4 #6E7EDF

Accessibility & contrast

On white

9.25

#2639AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2639AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2639AD

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2639AD	#FFFFFF	#000000	##FFFFFF
##2639AD	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB1

Deuteranopia (green-blind)

#0041AB

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2639ad;
/* rgb */ color: rgb(38, 57, 173);
/* oklch */ color: oklch(41.3% 0.184 269.0);

Tailwind

colors: {
  custom: {
    50: '#776fc7',
    500: '#2639ad',
    950: '#000000',
  },
}

SCSS

$custom: #2639ad;
$custom-light: #776fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2639ad",
  "rgb": {
    "r": 38,
    "g": 57,
    "b": 173
  },
  "hsl": {
    "h": 231.556,
    "s": 63.981,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41301,
    "c": 0.18445,
    "h": 269
  },
  "luminance": 0.06355
}

Semantic roles & 50–950 ramp

primary

#2639AD

secondary

#C6B969

accent

#D041E7

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2639AD

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

Preview Lab → · Contrast checker → · Palette generator →