#274DA6#274DA6

#274DA6 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.150 H 263.9°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#274DA6
RGB	rgb(39, 77, 166)
HSL	hsl(222, 62%, 40%)
HSV	hsv(222, 77%, 65%)
CMYK	cmyk(76.5%, 53.6%, 0%, 34.9%)
CIE-LAB	lab(34.99, 19.16, -51.86)
CIE-LCH	lch(34.99, 55.29, 290.28°)
OKLab	oklab(44.63% -0.016 -0.1494)
OKLCH	oklch(44.63% 0.15 263.9)
XYZ	xyz(10.3711, 8.4911, 37.1614)
Luminance	0.0849 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274DA6 #A68027

analogous

#278DA6 #274DA6 #4027A6

triadic

#274DA6 #A6274D #4DA627

tetradic

#274DA6 #A6278D #A68027 #27A640

square

#274DA6 #A6278D #A68027 #27A640

split-complementary

#274DA6 #A64027 #8DA627

monochromatic

#101F43 #1B3674 #274DA6 #3A67D1 #6B8DDC

Accessibility & contrast

On white

7.78

#274DA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#274DA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274DA6

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274DA6	#FFFFFF	#000000	##FFFFFF
##274DA6	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A58A9

Deuteranopia (green-blind)

#004DA4

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274da6;
/* rgb */ color: rgb(39, 77, 166);
/* oklch */ color: oklch(44.6% 0.150 263.9);

Tailwind

colors: {
  custom: {
    50: '#747ec1',
    500: '#274da6',
    950: '#000000',
  },
}

SCSS

$custom: #274da6;
$custom-light: #747ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#274da6",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 166
  },
  "hsl": {
    "h": 222.047,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.4463,
    "c": 0.15022,
    "h": 263.9
  },
  "luminance": 0.08492
}

Semantic roles & 50–950 ramp

primary

#274DA6

secondary

#C3A766

accent

#B443E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274DA6

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

Preview Lab → · Contrast checker → · Palette generator →