#274A90#274A90

#274A90 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.3% C 0.123 H 262.4°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#274A90
RGB	rgb(39, 74, 144)
HSL	hsl(220, 57%, 36%)
HSV	hsv(220, 73%, 56%)
CMYK	cmyk(72.9%, 48.6%, 0%, 43.5%)
CIE-LAB	lab(32.57, 12.62, -42.46)
CIE-LCH	lch(32.57, 44.30, 286.56°)
OKLab	oklab(42.3% -0.0162 -0.1218)
OKLCH	oklch(42.3% 0.123 262.4)
XYZ	xyz(8.3177, 7.3416, 27.3589)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274A90 #906D27

analogous

#277E90 #274A90 #382790

triadic

#274A90 #90274A #4A9027

tetradic

#274A90 #90277E #906D27 #279038

square

#274A90 #90277E #906D27 #279038

split-complementary

#274A90 #903827 #7E9027

monochromatic

#0D1930 #1A3160 #274A90 #3463C0 #5E85D3

Accessibility & contrast

On white

8.51

#274A90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#274A90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274A90

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274A90	#FFFFFF	#000000	##FFFFFF
##274A90	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245293

Deuteranopia (green-blind)

#09488F

Tritanopia (blue-blind)

#005A66

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #274a90;
/* rgb */ color: rgb(39, 74, 144);
/* oklch */ color: oklch(42.3% 0.123 262.4);

Tailwind

colors: {
  custom: {
    50: '#6f7cb1',
    500: '#274a90',
    950: '#000000',
  },
}

SCSS

$custom: #274a90;
$custom-light: #6f7cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#274a90",
  "rgb": {
    "r": 39,
    "g": 74,
    "b": 144
  },
  "hsl": {
    "h": 220,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42295,
    "c": 0.12283,
    "h": 262.4
  },
  "luminance": 0.07343
}

Semantic roles & 50–950 ramp

primary

#274A90

secondary

#B9995A

accent

#AD47E1

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080911

muted

#7B7B80

Preview Lab

Preview with #274A90

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

Preview Lab → · Contrast checker → · Palette generator →