#2549A8#2549A8

#2549A8 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.159 H 264.8°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2549A8
RGB	rgb(37, 73, 168)
HSL	hsl(224, 64%, 40%)
HSV	hsv(224, 78%, 66%)
CMYK	cmyk(78%, 56.5%, 0%, 34.1%)
CIE-LAB	lab(33.95, 22.39, -54.74)
CIE-LCH	lch(33.95, 59.14, 292.24°)
OKLab	oklab(43.87% -0.0143 -0.1579)
OKLCH	oklch(43.87% 0.159 264.8)
XYZ	xyz(10.2109, 7.9844, 38.0412)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2549A8 #A88425

analogous

#258BA8 #2549A8 #4225A8

triadic

#2549A8 #A82549 #49A825

tetradic

#2549A8 #A8258B #A88425 #25A842

square

#2549A8 #A8258B #A88425 #25A842

split-complementary

#2549A8 #A84225 #8BA825

monochromatic

#0F1D44 #1A3376 #2549A8 #3762D3 #6989DE

Accessibility & contrast

On white

8.09

#2549A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2549A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2549A8

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2549A8	#FFFFFF	#000000	##FFFFFF
##2549A8	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AB

Deuteranopia (green-blind)

#004AA6

Tritanopia (blue-blind)

#006171

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2549a8;
/* rgb */ color: rgb(37, 73, 168);
/* oklch */ color: oklch(43.9% 0.159 264.8);

Tailwind

colors: {
  custom: {
    50: '#747bc3',
    500: '#2549a8',
    950: '#000000',
  },
}

SCSS

$custom: #2549a8;
$custom-light: #747bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2549a8",
  "rgb": {
    "r": 37,
    "g": 73,
    "b": 168
  },
  "hsl": {
    "h": 223.511,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.43873,
    "c": 0.15859,
    "h": 264.8
  },
  "luminance": 0.07986
}

Semantic roles & 50–950 ramp

primary

#2549A8

secondary

#C4AA65

accent

#B941E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2549A8

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

Preview Lab → · Contrast checker → · Palette generator →