#2631A3#2631A3

#2631A3 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.9% C 0.181 H 270.6°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#2631A3
RGB	rgb(38, 49, 163)
HSL	hsl(235, 62%, 39%)
HSV	hsv(235, 77%, 64%)
CMYK	cmyk(76.7%, 69.9%, 0%, 36.1%)
CIE-LAB	lab(27.44, 36.40, -62.38)
CIE-LCH	lch(27.44, 72.22, 300.27°)
OKLab	oklab(38.94% 0.0019 -0.1805)
OKLCH	oklch(38.94% 0.181 270.6)
XYZ	xyz(8.5062, 5.2521, 35.2087)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2631A3 #A39826

analogous

#2670A3 #2631A3 #5A26A3

triadic

#2631A3 #A32631 #31A326

tetradic

#2631A3 #A32670 #A39826 #26A35A

square

#2631A3 #A32670 #A39826 #26A35A

split-complementary

#2631A3 #A35A26 #70A326

monochromatic

#0F1340 #1A2271 #2631A3 #3644D0 #6872DC

Accessibility & contrast

On white

10.24

#2631A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2631A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2631A3

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2631A3	#FFFFFF	#000000	##FFFFFF
##2631A3	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A6

Deuteranopia (green-blind)

#003BA1

Tritanopia (blue-blind)

#005066

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2631a3;
/* rgb */ color: rgb(38, 49, 163);
/* oklch */ color: oklch(38.9% 0.181 270.6);

Tailwind

colors: {
  custom: {
    50: '#7569bf',
    500: '#2631a3',
    950: '#000000',
  },
}

SCSS

$custom: #2631a3;
$custom-light: #7569bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2631a3",
  "rgb": {
    "r": 38,
    "g": 49,
    "b": 163
  },
  "hsl": {
    "h": 234.72,
    "s": 62.189,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38939,
    "c": 0.18055,
    "h": 270.6
  },
  "luminance": 0.05253
}

Semantic roles & 50–950 ramp

primary

#2631A3

secondary

#C2B963

accent

#D743E5

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2631A3

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

Preview Lab → · Contrast checker → · Palette generator →