#274DA9#274DA9

#274DA9 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.9% C 0.154 H 264.2°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#274DA9
RGB	rgb(39, 77, 169)
HSL	hsl(222, 63%, 41%)
HSV	hsv(222, 77%, 66%)
CMYK	cmyk(76.9%, 54.4%, 0%, 33.7%)
CIE-LAB	lab(35.21, 20.32, -53.29)
CIE-LCH	lch(35.21, 57.04, 290.88°)
OKLab	oklab(44.87% -0.0157 -0.1536)
OKLCH	oklch(44.87% 0.154 264.2)
XYZ	xyz(10.6495, 8.6025, 38.6276)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274DA9 #A98327

analogous

#278EA9 #274DA9 #4227A9

triadic

#274DA9 #A9274D #4DA927

tetradic

#274DA9 #A9278E #A98327 #27A942

square

#274DA9 #A9278E #A98327 #27A942

split-complementary

#274DA9 #A94227 #8EA927

monochromatic

#102046 #1C3677 #274DA9 #3B67D2 #6D8EDD

Accessibility & contrast

On white

7.72

#274DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#274DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274DA9

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274DA9	#FFFFFF	#000000	##FFFFFF
##274DA9	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AC

Deuteranopia (green-blind)

#004DA7

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #274da9;
/* rgb */ color: rgb(39, 77, 169);
/* oklch */ color: oklch(44.9% 0.154 264.2);

Tailwind

colors: {
  custom: {
    50: '#757ec3',
    500: '#274da9',
    950: '#000000',
  },
}

SCSS

$custom: #274da9;
$custom-light: #757ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#274da9",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 169
  },
  "hsl": {
    "h": 222.462,
    "s": 62.5,
    "l": 40.784
  },
  "oklch": {
    "l": 0.44868,
    "c": 0.15438,
    "h": 264.2
  },
  "luminance": 0.08604
}

Semantic roles & 50–950 ramp

primary

#274DA9

secondary

#C4A968

accent

#B642E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #274DA9

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

Preview Lab → · Contrast checker → · Palette generator →