#274D89#274D89

#274D89 is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.5% C 0.109 H 259.2°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#274D89
RGB	rgb(39, 77, 137)
HSL	hsl(217, 56%, 35%)
HSV	hsv(217, 72%, 54%)
CMYK	cmyk(71.5%, 43.8%, 0%, 46.3%)
CIE-LAB	lab(33.02, 7.89, -37.46)
CIE-LCH	lch(33.02, 38.28, 281.89°)
OKLab	oklab(42.49% -0.0204 -0.107)
OKLCH	oklch(42.49% 0.109 259.2)
XYZ	xyz(8.0043, 7.5444, 24.6964)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D89 #896327

analogous

#277E89 #274D89 #322789

triadic

#274D89 #89274D #4D8927

tetradic

#274D89 #89277E #896327 #278932

square

#274D89 #89277E #896327 #278932

split-complementary

#274D89 #893227 #7E8927

monochromatic

#0C172A #193259 #274D89 #3568B9 #5A88D0

Accessibility & contrast

On white

8.37

#274D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#274D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D89

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D89	#FFFFFF	#000000	##FFFFFF
##274D89	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30538B

Deuteranopia (green-blind)

#204988

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274d89;
/* rgb */ color: rgb(39, 77, 137);
/* oklch */ color: oklch(42.5% 0.109 259.2);

Tailwind

colors: {
  custom: {
    50: '#6e7eac',
    500: '#274d89',
    950: '#000000',
  },
}

SCSS

$custom: #274d89;
$custom-light: #6e7eac;
$custom-dark: #000000;

JSON

{
  "hex": "#274d89",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 137
  },
  "hsl": {
    "h": 216.735,
    "s": 55.682,
    "l": 34.51
  },
  "oklch": {
    "l": 0.4249,
    "c": 0.10894,
    "h": 259.2
  },
  "luminance": 0.07545
}

Semantic roles & 50–950 ramp

primary

#274D89

secondary

#B59057

accent

#A549DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274D89

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

Preview Lab → · Contrast checker → · Palette generator →