#274EB7#274EB7

#274EB7 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.2% C 0.172 H 264.9°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#274EB7
RGB	rgb(39, 78, 183)
HSL	hsl(224, 65%, 44%)
HSV	hsv(224, 79%, 72%)
CMYK	cmyk(78.7%, 57.4%, 0%, 28.2%)
CIE-LAB	lab(36.55, 25.05, -59.41)
CIE-LCH	lch(36.55, 64.47, 292.86°)
OKLab	oklab(46.22% -0.0154 -0.1715)
OKLCH	oklch(46.22% 0.172 264.9)
XYZ	xyz(12.1053, 9.2976, 45.9472)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274EB7 #B79027

analogous

#2796B7 #274EB7 #4827B7

triadic

#274EB7 #B7274E #4EB727

tetradic

#274EB7 #B72796 #B79027 #27B748

square

#274EB7 #B72796 #B79027 #27B748

split-complementary

#274EB7 #B74827 #96B727

monochromatic

#112352 #1C3885 #274EB7 #446CD7 #7694E2

Accessibility & contrast

On white

7.34

#274EB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#274EB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274EB7

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274EB7	#FFFFFF	#000000	##FFFFFF
##274EB7	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBB

Deuteranopia (green-blind)

#0050B5

Tritanopia (blue-blind)

#00687B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #274eb7;
/* rgb */ color: rgb(39, 78, 183);
/* oklch */ color: oklch(46.2% 0.172 264.9);

Tailwind

colors: {
  custom: {
    50: '#787fcd',
    500: '#274eb7',
    950: '#000000',
  },
}

SCSS

$custom: #274eb7;
$custom-light: #787fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#274eb7",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 183
  },
  "hsl": {
    "h": 223.75,
    "s": 64.865,
    "l": 43.529
  },
  "oklch": {
    "l": 0.46218,
    "c": 0.17223,
    "h": 264.9
  },
  "luminance": 0.09299
}

Semantic roles & 50–950 ramp

primary

#274EB7

secondary

#C9B170

accent

#BA40E8

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0A14

muted

#7C7C82

Preview Lab

Preview with #274EB7

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

Preview Lab → · Contrast checker → · Palette generator →