#274EB6#274EB6

#274EB6 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.1% C 0.171 H 264.8°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#274EB6
RGB	rgb(39, 78, 182)
HSL	hsl(224, 65%, 43%)
HSV	hsv(224, 79%, 71%)
CMYK	cmyk(78.6%, 57.1%, 0%, 28.6%)
CIE-LAB	lab(36.47, 24.67, -58.95)
CIE-LCH	lch(36.47, 63.90, 292.71°)
OKLab	oklab(46.14% -0.0155 -0.1702)
OKLCH	oklch(46.14% 0.171 264.8)
XYZ	xyz(12.0016, 9.2561, 45.4010)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274EB6 #B68F27

analogous

#2795B6 #274EB6 #4727B6

triadic

#274EB6 #B6274E #4EB627

tetradic

#274EB6 #B62795 #B68F27 #27B647

square

#274EB6 #B62795 #B68F27 #27B647

split-complementary

#274EB6 #B64727 #95B627

monochromatic

#112351 #1C3884 #274EB6 #436CD7 #7693E2

Accessibility & contrast

On white

7.36

#274EB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#274EB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274EB6

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274EB6	#FFFFFF	#000000	##FFFFFF
##274EB6	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBA

Deuteranopia (green-blind)

#004FB4

Tritanopia (blue-blind)

#00687A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #274eb6;
/* rgb */ color: rgb(39, 78, 182);
/* oklch */ color: oklch(46.1% 0.171 264.8);

Tailwind

colors: {
  custom: {
    50: '#787fcd',
    500: '#274eb6',
    950: '#000000',
  },
}

SCSS

$custom: #274eb6;
$custom-light: #787fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#274eb6",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 182
  },
  "hsl": {
    "h": 223.636,
    "s": 64.706,
    "l": 43.333
  },
  "oklch": {
    "l": 0.46135,
    "c": 0.17088,
    "h": 264.8
  },
  "luminance": 0.09258
}

Semantic roles & 50–950 ramp

primary

#274EB6

secondary

#C9B170

accent

#BA40E8

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #274EB6

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

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