#2633AD#2633AD

#2633AD is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.3% C 0.191 H 269.9°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#2633AD
RGB	rgb(38, 51, 173)
HSL	hsl(234, 64%, 41%)
HSV	hsv(234, 78%, 68%)
CMYK	cmyk(78%, 70.5%, 0%, 32.2%)
CIE-LAB	lab(28.89, 38.73, -66.01)
CIE-LCH	lch(28.89, 76.54, 300.40°)
OKLab	oklab(40.29% -0.0003 -0.1911)
OKLCH	oklch(40.29% 0.191 269.9)
XYZ	xyz(9.5234, 5.7958, 40.1438)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2633AD #ADA026

analogous

#2677AD #2633AD #5D26AD

triadic

#2633AD #AD2633 #33AD26

tetradic

#2633AD #AD2677 #ADA026 #26AD5D

square

#2633AD #AD2677 #ADA026 #26AD5D

split-complementary

#2633AD #AD5D26 #77AD26

monochromatic

#101549 #1B247B #2633AD #3C4BD4 #6E79DF

Accessibility & contrast

On white

9.72

#2633AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2633AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2633AD

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2633AD	#FFFFFF	#000000	##FFFFFF
##2633AD	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB1

Deuteranopia (green-blind)

#003EAB

Tritanopia (blue-blind)

#00556C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2633ad;
/* rgb */ color: rgb(38, 51, 173);
/* oklch */ color: oklch(40.3% 0.191 269.9);

Tailwind

colors: {
  custom: {
    50: '#786bc7',
    500: '#2633ad',
    950: '#000000',
  },
}

SCSS

$custom: #2633ad;
$custom-light: #786bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#2633ad",
  "rgb": {
    "r": 38,
    "g": 51,
    "b": 173
  },
  "hsl": {
    "h": 234.222,
    "s": 63.981,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40286,
    "c": 0.19114,
    "h": 269.9
  },
  "luminance": 0.05797
}

Semantic roles & 50–950 ramp

primary

#2633AD

secondary

#C6BD69

accent

#D741E7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2633AD

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

Preview Lab → · Contrast checker → · Palette generator →