#2637A9#2637A9

#2637A9 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.6% C 0.182 H 269.4°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#2637A9
RGB	rgb(38, 55, 169)
HSL	hsl(232, 63%, 41%)
HSV	hsv(232, 78%, 66%)
CMYK	cmyk(77.5%, 67.5%, 0%, 33.7%)
CIE-LAB	lab(29.43, 34.77, -62.72)
CIE-LCH	lch(29.43, 71.72, 299.00°)
OKLab	oklab(40.56% -0.0019 -0.1815)
OKLCH	oklch(40.56% 0.182 269.4)
XYZ	xyz(9.3245, 6.0080, 38.1967)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2637A9 #A99826

analogous

#2678A9 #2637A9 #5726A9

triadic

#2637A9 #A92637 #37A926

tetradic

#2637A9 #A92678 #A99826 #26A957

square

#2637A9 #A92678 #A99826 #26A957

split-complementary

#2637A9 #A95726 #78A926

monochromatic

#101645 #1B2777 #2637A9 #3A4DD3 #6C7ADE

Accessibility & contrast

On white

9.54

#2637A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2637A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2637A9

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2637A9	#FFFFFF	#000000	##FFFFFF
##2637A9	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAD

Deuteranopia (green-blind)

#003FA7

Tritanopia (blue-blind)

#00566B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2637a9;
/* rgb */ color: rgb(38, 55, 169);
/* oklch */ color: oklch(40.6% 0.182 269.4);

Tailwind

colors: {
  custom: {
    50: '#766ec4',
    500: '#2637a9',
    950: '#000000',
  },
}

SCSS

$custom: #2637a9;
$custom-light: #766ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#2637a9",
  "rgb": {
    "r": 38,
    "g": 55,
    "b": 169
  },
  "hsl": {
    "h": 232.214,
    "s": 63.285,
    "l": 40.588
  },
  "oklch": {
    "l": 0.40561,
    "c": 0.18154,
    "h": 269.4
  },
  "luminance": 0.06009
}

Semantic roles & 50–950 ramp

primary

#2637A9

secondary

#C4B867

accent

#D141E6

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2637A9

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

Preview Lab → · Contrast checker → · Palette generator →