#2639A9#2639A9

#2639A9 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.179 H 269.0°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#2639A9
RGB	rgb(38, 57, 169)
HSL	hsl(231, 63%, 41%)
HSV	hsv(231, 78%, 66%)
CMYK	cmyk(77.5%, 66.3%, 0%, 33.7%)
CIE-LAB	lab(29.92, 33.48, -61.93)
CIE-LCH	lch(29.92, 70.40, 298.40°)
OKLab	oklab(40.91% -0.0031 -0.1792)
OKLCH	oklch(40.91% 0.179 269)
XYZ	xyz(9.4214, 6.2019, 38.2290)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2639A9 #A99626

analogous

#267AA9 #2639A9 #5526A9

triadic

#2639A9 #A92639 #39A926

tetradic

#2639A9 #A9267A #A99626 #26A955

square

#2639A9 #A9267A #A99626 #26A955

split-complementary

#2639A9 #A95526 #7AA926

monochromatic

#101745 #1B2877 #2639A9 #3A50D3 #6C7CDE

Accessibility & contrast

On white

9.37

#2639A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2639A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2639A9

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2639A9	#FFFFFF	#000000	##FFFFFF
##2639A9	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAD

Deuteranopia (green-blind)

#0040A7

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2639a9;
/* rgb */ color: rgb(38, 57, 169);
/* oklch */ color: oklch(40.9% 0.179 269.0);

Tailwind

colors: {
  custom: {
    50: '#766fc4',
    500: '#2639a9',
    950: '#000000',
  },
}

SCSS

$custom: #2639a9;
$custom-light: #766fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2639a9",
  "rgb": {
    "r": 38,
    "g": 57,
    "b": 169
  },
  "hsl": {
    "h": 231.298,
    "s": 63.285,
    "l": 40.588
  },
  "oklch": {
    "l": 0.40914,
    "c": 0.17923,
    "h": 269
  },
  "luminance": 0.06203
}

Semantic roles & 50–950 ramp

primary

#2639A9

secondary

#C4B767

accent

#CE41E6

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2639A9

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

Preview Lab → · Contrast checker → · Palette generator →