#274E88#274E88

#274E88 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.7% C 0.106 H 258.3°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#274E88
RGB	rgb(39, 78, 136)
HSL	hsl(216, 55%, 34%)
HSV	hsv(216, 71%, 53%)
CMYK	cmyk(71.3%, 42.6%, 0%, 46.7%)
CIE-LAB	lab(33.26, 6.84, -36.46)
CIE-LCH	lch(33.26, 37.10, 280.62°)
OKLab	oklab(42.66% -0.0216 -0.104)
OKLCH	oklch(42.66% 0.106 258.3)
XYZ	xyz(8.0034, 7.6569, 24.3439)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274E88 #886127

analogous

#277F88 #274E88 #302788

triadic

#274E88 #88274E #4E8827

tetradic

#274E88 #88277F #886127 #278830

square

#274E88 #88277F #886127 #278830

split-complementary

#274E88 #883027 #7F8827

monochromatic

#0C1729 #193358 #274E88 #3569B8 #5A89D0

Accessibility & contrast

On white

8.30

#274E88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#274E88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274E88

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274E88	#FFFFFF	#000000	##FFFFFF
##274E88	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)

#33538A

Deuteranopia (green-blind)

#234A87

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274e88;
/* rgb */ color: rgb(39, 78, 136);
/* oklch */ color: oklch(42.7% 0.106 258.3);

Tailwind

colors: {
  custom: {
    50: '#6d7fab',
    500: '#274e88',
    950: '#000000',
  },
}

SCSS

$custom: #274e88;
$custom-light: #6d7fab;
$custom-dark: #000000;

JSON

{
  "hex": "#274e88",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 136
  },
  "hsl": {
    "h": 215.876,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.42658,
    "c": 0.10627,
    "h": 258.3
  },
  "luminance": 0.07658
}

Semantic roles & 50–950 ramp

primary

#274E88

secondary

#B58F56

accent

#A349DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #274E88

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

Preview Lab → · Contrast checker → · Palette generator →