#2633A3#2633A3

#2633A3 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.3% C 0.178 H 270.2°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#2633A3
RGB	rgb(38, 51, 163)
HSL	hsl(234, 62%, 39%)
HSV	hsv(234, 77%, 64%)
CMYK	cmyk(76.7%, 68.7%, 0%, 36.1%)
CIE-LAB	lab(27.91, 35.14, -61.61)
CIE-LCH	lch(27.91, 70.93, 299.70°)
OKLab	oklab(39.28% 0.0008 -0.1783)
OKLCH	oklch(39.28% 0.178 270.2)
XYZ	xyz(8.5918, 5.4231, 35.2372)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2633A3 #A39626

analogous

#2672A3 #2633A3 #5826A3

triadic

#2633A3 #A32633 #33A326

tetradic

#2633A3 #A32672 #A39626 #26A358

square

#2633A3 #A32672 #A39626 #26A358

split-complementary

#2633A3 #A35826 #72A326

monochromatic

#0F1440 #1A2371 #2633A3 #3646D0 #6874DC

Accessibility & contrast

On white

10.07

#2633A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2633A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2633A3

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2633A3	#FFFFFF	#000000	##FFFFFF
##2633A3	1.00	10.07	2.08	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048A6

Deuteranopia (green-blind)

#003CA1

Tritanopia (blue-blind)

#005267

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2633a3;
/* rgb */ color: rgb(38, 51, 163);
/* oklch */ color: oklch(39.3% 0.178 270.2);

Tailwind

colors: {
  custom: {
    50: '#756bbf',
    500: '#2633a3',
    950: '#000000',
  },
}

SCSS

$custom: #2633a3;
$custom-light: #756bbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2633a3",
  "rgb": {
    "r": 38,
    "g": 51,
    "b": 163
  },
  "hsl": {
    "h": 233.76,
    "s": 62.189,
    "l": 39.412
  },
  "oklch": {
    "l": 0.39277,
    "c": 0.1783,
    "h": 270.2
  },
  "luminance": 0.05424
}

Semantic roles & 50–950 ramp

primary

#2633A3

secondary

#C2B863

accent

#D443E5

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2633A3

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

Preview Lab → · Contrast checker → · Palette generator →