#274BA6#274BA6

#274BA6 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.2% C 0.153 H 264.6°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#274BA6
RGB	rgb(39, 75, 166)
HSL	hsl(223, 62%, 40%)
HSV	hsv(223, 77%, 65%)
CMYK	cmyk(76.5%, 54.8%, 0%, 34.9%)
CIE-LAB	lab(34.43, 20.50, -52.77)
CIE-LCH	lch(34.43, 56.61, 291.23°)
OKLab	oklab(44.21% -0.0144 -0.1521)
OKLCH	oklch(44.21% 0.153 264.6)
XYZ	xyz(10.2333, 8.2155, 37.1154)
Luminance	0.0822 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274BA6 #A68227

analogous

#278AA6 #274BA6 #4227A6

triadic

#274BA6 #A6274B #4BA627

tetradic

#274BA6 #A6278A #A68227 #27A642

square

#274BA6 #A6278A #A68227 #27A642

split-complementary

#274BA6 #A64227 #8AA627

monochromatic

#101E43 #1B3574 #274BA6 #3A64D1 #6B8BDC

Accessibility & contrast

On white

7.94

#274BA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#274BA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274BA6

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274BA6	#FFFFFF	#000000	##FFFFFF
##274BA6	1.00	7.94	2.64	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057A9

Deuteranopia (green-blind)

#004BA4

Tritanopia (blue-blind)

#006171

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #274ba6;
/* rgb */ color: rgb(39, 75, 166);
/* oklch */ color: oklch(44.2% 0.153 264.6);

Tailwind

colors: {
  custom: {
    50: '#747cc1',
    500: '#274ba6',
    950: '#000000',
  },
}

SCSS

$custom: #274ba6;
$custom-light: #747cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#274ba6",
  "rgb": {
    "r": 39,
    "g": 75,
    "b": 166
  },
  "hsl": {
    "h": 222.992,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44207,
    "c": 0.15275,
    "h": 264.6
  },
  "luminance": 0.08217
}

Semantic roles & 50–950 ramp

primary

#274BA6

secondary

#C3A866

accent

#B743E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274BA6

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

Preview Lab → · Contrast checker → · Palette generator →