#274F9C#274F9C

#274F9C is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.3% C 0.134 H 261.9°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#274F9C
RGB	rgb(39, 79, 156)
HSL	hsl(219, 60%, 38%)
HSV	hsv(219, 75%, 61%)
CMYK	cmyk(75%, 49.4%, 0%, 38.8%)
CIE-LAB	lab(34.85, 13.93, -46.08)
CIE-LCH	lch(34.85, 48.14, 286.82°)
OKLab	oklab(44.3% -0.0188 -0.1323)
OKLCH	oklch(44.3% 0.134 261.9)
XYZ	xyz(9.6313, 8.4225, 32.5642)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274F9C #9C7427

analogous

#27899C #274F9C #39279C

triadic

#274F9C #9C274F #4F9C27

tetradic

#274F9C #9C2789 #9C7427 #279C39

square

#274F9C #9C2789 #9C7427 #279C39

split-complementary

#274F9C #9C3927 #899C27

monochromatic

#0F1D3A #1B366B #274F9C #3468CC #658CD8

Accessibility & contrast

On white

7.82

#274F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#274F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274F9C

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274F9C	#FFFFFF	#000000	##FFFFFF
##274F9C	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24589F

Deuteranopia (green-blind)

#004D9A

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274f9c;
/* rgb */ color: rgb(39, 79, 156);
/* oklch */ color: oklch(44.3% 0.134 261.9);

Tailwind

colors: {
  custom: {
    50: '#727fba',
    500: '#274f9c',
    950: '#000000',
  },
}

SCSS

$custom: #274f9c;
$custom-light: #727fba;
$custom-dark: #000000;

JSON

{
  "hex": "#274f9c",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 156
  },
  "hsl": {
    "h": 219.487,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.44299,
    "c": 0.13366,
    "h": 261.9
  },
  "luminance": 0.08424
}

Semantic roles & 50–950 ramp

primary

#274F9C

secondary

#BE9E61

accent

#AD45E3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #274F9C

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

Preview Lab → · Contrast checker → · Palette generator →