#2638AD#2638AD

#2638AD is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.1% C 0.186 H 269.1°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#2638AD
RGB	rgb(38, 56, 173)
HSL	hsl(232, 64%, 41%)
HSV	hsv(232, 78%, 68%)
CMYK	cmyk(78%, 67.6%, 0%, 32.2%)
CIE-LAB	lab(30.05, 35.59, -64.10)
CIE-LCH	lch(30.05, 73.32, 299.04°)
OKLab	oklab(41.13% -0.0028 -0.1856)
OKLCH	oklch(41.13% 0.186 269.1)
XYZ	xyz(9.7537, 6.2565, 40.2206)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.74

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2638AD #AD9B26

analogous

#267CAD #2638AD #5826AD

triadic

#2638AD #AD2638 #38AD26

tetradic

#2638AD #AD267C #AD9B26 #26AD58

square

#2638AD #AD267C #AD9B26 #26AD58

split-complementary

#2638AD #AD5826 #7CAD26

monochromatic

#101849 #1B287B #2638AD #3C50D4 #6E7DDF

Accessibility & contrast

On white

9.33

#2638AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2638AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2638AD

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2638AD	#FFFFFF	#000000	##FFFFFF
##2638AD	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB1

Deuteranopia (green-blind)

#0040AB

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2638ad;
/* rgb */ color: rgb(38, 56, 173);
/* oklch */ color: oklch(41.1% 0.186 269.1);

Tailwind

colors: {
  custom: {
    50: '#776fc7',
    500: '#2638ad',
    950: '#000000',
  },
}

SCSS

$custom: #2638ad;
$custom-light: #776fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2638ad",
  "rgb": {
    "r": 38,
    "g": 56,
    "b": 173
  },
  "hsl": {
    "h": 232,
    "s": 63.981,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41126,
    "c": 0.18559,
    "h": 269.1
  },
  "luminance": 0.06258
}

Semantic roles & 50–950 ramp

primary

#2638AD

secondary

#C6B969

accent

#D141E7

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2638AD

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

Preview Lab → · Contrast checker → · Palette generator →