#2633A7#2633A7

#2633A7 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.7% C 0.183 H 270.1°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#2633A7
RGB	rgb(38, 51, 167)
HSL	hsl(234, 63%, 40%)
HSV	hsv(234, 77%, 65%)
CMYK	cmyk(77.2%, 69.5%, 0%, 34.5%)
CIE-LAB	lab(28.30, 36.59, -63.38)
CIE-LCH	lch(28.30, 73.19, 299.99°)
OKLab	oklab(39.68% 0.0004 -0.1835)
OKLCH	oklch(39.68% 0.183 270.1)
XYZ	xyz(8.9558, 5.5688, 37.1546)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2633A7 #A79A26

analogous

#2674A7 #2633A7 #5926A7

triadic

#2633A7 #A72633 #33A726

tetradic

#2633A7 #A72674 #A79A26 #26A759

square

#2633A7 #A72674 #A79A26 #26A759

split-complementary

#2633A7 #A75926 #74A726

monochromatic

#0F1543 #1B2475 #2633A7 #3848D2 #6A76DD

Accessibility & contrast

On white

9.93

#2633A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2633A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2633A7

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2633A7	#FFFFFF	#000000	##FFFFFF
##2633A7	1.00	9.93	2.11	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AB

Deuteranopia (green-blind)

#003DA5

Tritanopia (blue-blind)

#005369

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2633a7;
/* rgb */ color: rgb(38, 51, 167);
/* oklch */ color: oklch(39.7% 0.183 270.1);

Tailwind

colors: {
  custom: {
    50: '#766bc2',
    500: '#2633a7',
    950: '#000000',
  },
}

SCSS

$custom: #2633a7;
$custom-light: #766bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2633a7",
  "rgb": {
    "r": 38,
    "g": 51,
    "b": 167
  },
  "hsl": {
    "h": 233.953,
    "s": 62.927,
    "l": 40.196
  },
  "oklch": {
    "l": 0.39678,
    "c": 0.18348,
    "h": 270.1
  },
  "luminance": 0.0557
}

Semantic roles & 50–950 ramp

primary

#2633A7

secondary

#C3BA65

accent

#D542E6

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #2633A7

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

Preview Lab → · Contrast checker → · Palette generator →