#2547A6#2547A6

#2547A6 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.3% C 0.158 H 265.3°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#2547A6
RGB	rgb(37, 71, 166)
HSL	hsl(224, 64%, 40%)
HSV	hsv(224, 78%, 65%)
CMYK	cmyk(77.7%, 57.2%, 0%, 34.9%)
CIE-LAB	lab(33.25, 22.96, -54.69)
CIE-LCH	lch(33.25, 59.31, 292.77°)
OKLab	oklab(43.3% -0.013 -0.1578)
OKLCH	oklch(43.3% 0.158 265.3)
XYZ	xyz(9.8967, 7.6518, 37.0244)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2547A6 #A68425

analogous

#2588A6 #2547A6 #4325A6

triadic

#2547A6 #A62547 #47A625

tetradic

#2547A6 #A62588 #A68425 #25A643

square

#2547A6 #A62588 #A68425 #25A643

split-complementary

#2547A6 #A64325 #88A625

monochromatic

#0F1C42 #1A3274 #2547A6 #365FD2 #6887DD

Accessibility & contrast

On white

8.30

#2547A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2547A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2547A6

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2547A6	#FFFFFF	#000000	##FFFFFF
##2547A6	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A9

Deuteranopia (green-blind)

#0048A4

Tritanopia (blue-blind)

#005F6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2547a6;
/* rgb */ color: rgb(37, 71, 166);
/* oklch */ color: oklch(43.3% 0.158 265.3);

Tailwind

colors: {
  custom: {
    50: '#7479c1',
    500: '#2547a6',
    950: '#000000',
  },
}

SCSS

$custom: #2547a6;
$custom-light: #7479c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2547a6",
  "rgb": {
    "r": 37,
    "g": 71,
    "b": 166
  },
  "hsl": {
    "h": 224.186,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43295,
    "c": 0.15836,
    "h": 265.3
  },
  "luminance": 0.07653
}

Semantic roles & 50–950 ramp

primary

#2547A6

secondary

#C3AA64

accent

#BB41E7

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2547A6

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

Preview Lab → · Contrast checker → · Palette generator →