#274CA7#274CA7

#274CA7 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.5% C 0.153 H 264.3°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#274CA7
RGB	rgb(39, 76, 167)
HSL	hsl(223, 62%, 40%)
HSV	hsv(223, 77%, 65%)
CMYK	cmyk(76.6%, 54.5%, 0%, 34.5%)
CIE-LAB	lab(34.78, 20.22, -52.79)
CIE-LCH	lch(34.78, 56.53, 290.96°)
OKLab	oklab(44.5% -0.0151 -0.1521)
OKLCH	oklch(44.5% 0.153 264.3)
XYZ	xyz(10.3937, 8.3891, 37.6232)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CA7 #A78227

analogous

#278CA7 #274CA7 #4227A7

triadic

#274CA7 #A7274C #4CA727

tetradic

#274CA7 #A7278C #A78227 #27A742

square

#274CA7 #A7278C #A78227 #27A742

split-complementary

#274CA7 #A74227 #8CA727

monochromatic

#101F44 #1B3575 #274CA7 #3A66D1 #6C8CDD

Accessibility & contrast

On white

7.84

#274CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#274CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CA7

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CA7	#FFFFFF	#000000	##FFFFFF
##274CA7	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AA

Deuteranopia (green-blind)

#004CA5

Tritanopia (blue-blind)

#006272

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274ca7;
/* rgb */ color: rgb(39, 76, 167);
/* oklch */ color: oklch(44.5% 0.153 264.3);

Tailwind

colors: {
  custom: {
    50: '#747dc2',
    500: '#274ca7',
    950: '#000000',
  },
}

SCSS

$custom: #274ca7;
$custom-light: #747dc2;
$custom-dark: #000000;

JSON

{
  "hex": "#274ca7",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 167
  },
  "hsl": {
    "h": 222.656,
    "s": 62.136,
    "l": 40.392
  },
  "oklch": {
    "l": 0.44498,
    "c": 0.15288,
    "h": 264.3
  },
  "luminance": 0.0839
}

Semantic roles & 50–950 ramp

primary

#274CA7

secondary

#C3A867

accent

#B643E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #274CA7

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

Preview Lab → · Contrast checker → · Palette generator →