#274CA6#274CA6

#274CA6 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.151 H 264.2°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#274CA6
RGB	rgb(39, 76, 166)
HSL	hsl(223, 62%, 40%)
HSV	hsv(223, 77%, 65%)
CMYK	cmyk(76.5%, 54.2%, 0%, 34.9%)
CIE-LAB	lab(34.71, 19.83, -52.31)
CIE-LCH	lch(34.71, 55.95, 290.76°)
OKLab	oklab(44.42% -0.0152 -0.1507)
OKLCH	oklch(44.42% 0.151 264.2)
XYZ	xyz(10.3016, 8.3522, 37.1382)
Luminance	0.0835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CA6 #A68127

analogous

#278BA6 #274CA6 #4227A6

triadic

#274CA6 #A6274C #4CA627

tetradic

#274CA6 #A6278B #A68127 #27A642

square

#274CA6 #A6278B #A68127 #27A642

split-complementary

#274CA6 #A64227 #8BA627

monochromatic

#101F43 #1B3574 #274CA6 #3A66D1 #6B8CDC

Accessibility & contrast

On white

7.86

#274CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#274CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CA6

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CA6	#FFFFFF	#000000	##FFFFFF
##274CA6	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0358A9

Deuteranopia (green-blind)

#004CA4

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274ca6;
/* rgb */ color: rgb(39, 76, 166);
/* oklch */ color: oklch(44.4% 0.151 264.2);

Tailwind

colors: {
  custom: {
    50: '#747dc1',
    500: '#274ca6',
    950: '#000000',
  },
}

SCSS

$custom: #274ca6;
$custom-light: #747dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#274ca6",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 166
  },
  "hsl": {
    "h": 222.52,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44418,
    "c": 0.15148,
    "h": 264.2
  },
  "luminance": 0.08353
}

Semantic roles & 50–950 ramp

primary

#274CA6

secondary

#C3A866

accent

#B643E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274CA6

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

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