#274D88#274D88

#274D88 is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.4% C 0.107 H 259.0°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#274D88
RGB	rgb(39, 77, 136)
HSL	hsl(216, 55%, 34%)
HSV	hsv(216, 71%, 53%)
CMYK	cmyk(71.3%, 43.4%, 0%, 46.7%)
CIE-LAB	lab(32.95, 7.50, -36.95)
CIE-LCH	lch(32.95, 37.70, 281.48°)
OKLab	oklab(42.42% -0.0206 -0.1055)
OKLCH	oklch(42.42% 0.107 259)
XYZ	xyz(7.9329, 7.5158, 24.3204)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D88 #886227

analogous

#277E88 #274D88 #322788

triadic

#274D88 #88274D #4D8827

tetradic

#274D88 #88277E #886227 #278832

square

#274D88 #88277E #886227 #278832

split-complementary

#274D88 #883227 #7E8827

monochromatic

#0C1729 #193258 #274D88 #3568B8 #5A88D0

Accessibility & contrast

On white

8.39

#274D88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#274D88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D88

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D88	#FFFFFF	#000000	##FFFFFF
##274D88	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31528A

Deuteranopia (green-blind)

#214987

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #274d88;
/* rgb */ color: rgb(39, 77, 136);
/* oklch */ color: oklch(42.4% 0.107 259.0);

Tailwind

colors: {
  custom: {
    50: '#6d7eab',
    500: '#274d88',
    950: '#000000',
  },
}

SCSS

$custom: #274d88;
$custom-light: #6d7eab;
$custom-dark: #000000;

JSON

{
  "hex": "#274d88",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 136
  },
  "hsl": {
    "h": 216.495,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.42422,
    "c": 0.10749,
    "h": 259
  },
  "luminance": 0.07517
}

Semantic roles & 50–950 ramp

primary

#274D88

secondary

#B59056

accent

#A449DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274D88

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

Preview Lab → · Contrast checker → · Palette generator →