#274E9C#274E9C

#274E9C is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.1% C 0.135 H 262.3°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#274E9C
RGB	rgb(39, 78, 156)
HSL	hsl(220, 60%, 38%)
HSV	hsv(220, 75%, 61%)
CMYK	cmyk(75%, 50%, 0%, 38.8%)
CIE-LAB	lab(34.56, 14.60, -46.55)
CIE-LCH	lch(34.56, 48.78, 287.42°)
OKLab	oklab(44.08% -0.018 -0.1337)
OKLCH	oklch(44.08% 0.135 262.3)
XYZ	xyz(9.5597, 8.2794, 32.5403)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274E9C #9C7527

analogous

#27889C #274E9C #3A279C

triadic

#274E9C #9C274E #4E9C27

tetradic

#274E9C #9C2788 #9C7527 #279C3A

square

#274E9C #9C2788 #9C7527 #279C3A

split-complementary

#274E9C #9C3A27 #889C27

monochromatic

#0F1D3A #1B366B #274E9C #3467CC #658BD8

Accessibility & contrast

On white

7.91

#274E9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#274E9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274E9C

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274E9C	#FFFFFF	#000000	##FFFFFF
##274E9C	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21579F

Deuteranopia (green-blind)

#004C9A

Tritanopia (blue-blind)

#00616D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #274e9c;
/* rgb */ color: rgb(39, 78, 156);
/* oklch */ color: oklch(44.1% 0.135 262.3);

Tailwind

colors: {
  custom: {
    50: '#727fba',
    500: '#274e9c',
    950: '#000000',
  },
}

SCSS

$custom: #274e9c;
$custom-light: #727fba;
$custom-dark: #000000;

JSON

{
  "hex": "#274e9c",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 156
  },
  "hsl": {
    "h": 220,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.44077,
    "c": 0.13491,
    "h": 262.3
  },
  "luminance": 0.0828
}

Semantic roles & 50–950 ramp

primary

#274E9C

secondary

#BE9F61

accent

#AE45E3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #274E9C

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

Preview Lab → · Contrast checker → · Palette generator →