#2631A5#2631A5

#2631A5 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.1% C 0.183 H 270.5°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#2631A5
RGB	rgb(38, 49, 165)
HSL	hsl(235, 63%, 40%)
HSV	hsv(235, 77%, 65%)
CMYK	cmyk(77%, 70.3%, 0%, 35.3%)
CIE-LAB	lab(27.64, 37.12, -63.26)
CIE-LCH	lch(27.64, 73.35, 300.40°)
OKLab	oklab(39.14% 0.0016 -0.1831)
OKLCH	oklch(39.14% 0.183 270.5)
XYZ	xyz(8.6869, 5.3244, 36.1599)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2631A5 #A59A26

analogous

#2671A5 #2631A5 #5A26A5

triadic

#2631A5 #A52631 #31A526

tetradic

#2631A5 #A52671 #A59A26 #26A55A

square

#2631A5 #A52671 #A59A26 #26A55A

split-complementary

#2631A5 #A55A26 #71A526

monochromatic

#0F1342 #1B2273 #2631A5 #3745D1 #6973DC

Accessibility & contrast

On white

10.17

#2631A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2631A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2631A5

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2631A5	#FFFFFF	#000000	##FFFFFF
##2631A5	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A9

Deuteranopia (green-blind)

#003BA3

Tritanopia (blue-blind)

#005167

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2631a5;
/* rgb */ color: rgb(38, 49, 165);
/* oklch */ color: oklch(39.1% 0.183 270.5);

Tailwind

colors: {
  custom: {
    50: '#7669c1',
    500: '#2631a5',
    950: '#000000',
  },
}

SCSS

$custom: #2631a5;
$custom-light: #7669c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2631a5",
  "rgb": {
    "r": 38,
    "g": 49,
    "b": 165
  },
  "hsl": {
    "h": 234.803,
    "s": 62.562,
    "l": 39.804
  },
  "oklch": {
    "l": 0.39142,
    "c": 0.18313,
    "h": 270.5
  },
  "luminance": 0.05325
}

Semantic roles & 50–950 ramp

primary

#2631A5

secondary

#C3BA64

accent

#D742E6

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2631A5

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

Preview Lab → · Contrast checker → · Palette generator →