#274C88#274C88

#274C88 is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.2% C 0.109 H 259.6°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#274C88
RGB	rgb(39, 76, 136)
HSL	hsl(217, 55%, 34%)
HSV	hsv(217, 71%, 53%)
CMYK	cmyk(71.3%, 44.1%, 0%, 46.7%)
CIE-LAB	lab(32.65, 8.17, -37.43)
CIE-LCH	lch(32.65, 38.31, 282.31°)
OKLab	oklab(42.19% -0.0196 -0.1069)
OKLCH	oklch(42.19% 0.109 259.6)
XYZ	xyz(7.8635, 7.3770, 24.2973)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C88 #886327

analogous

#277D88 #274C88 #322788

triadic

#274C88 #88274C #4C8827

tetradic

#274C88 #88277D #886327 #278832

square

#274C88 #88277D #886327 #278832

split-complementary

#274C88 #883227 #7D8827

monochromatic

#0C1729 #193158 #274C88 #3567B8 #5A87D0

Accessibility & contrast

On white

8.48

#274C88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#274C88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C88

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C88	#FFFFFF	#000000	##FFFFFF
##274C88	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F528A

Deuteranopia (green-blind)

#1F4987

Tritanopia (blue-blind)

#005A63

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #274c88;
/* rgb */ color: rgb(39, 76, 136);
/* oklch */ color: oklch(42.2% 0.109 259.6);

Tailwind

colors: {
  custom: {
    50: '#6d7dab',
    500: '#274c88',
    950: '#000000',
  },
}

SCSS

$custom: #274c88;
$custom-light: #6d7dab;
$custom-dark: #000000;

JSON

{
  "hex": "#274c88",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 136
  },
  "hsl": {
    "h": 217.113,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.42188,
    "c": 0.10872,
    "h": 259.6
  },
  "luminance": 0.07378
}

Semantic roles & 50–950 ramp

primary

#274C88

secondary

#B59156

accent

#A649DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274C88

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

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