#274EBC#274EBC

#274EBC is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.6% C 0.179 H 265.1°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#274EBC
RGB	rgb(39, 78, 188)
HSL	hsl(224, 66%, 45%)
HSV	hsv(224, 79%, 74%)
CMYK	cmyk(79.3%, 58.5%, 0%, 26.3%)
CIE-LAB	lab(36.95, 26.96, -61.70)
CIE-LCH	lch(36.95, 67.33, 293.60°)
OKLab	oklab(46.64% -0.0152 -0.1783)
OKLCH	oklch(46.64% 0.179 265.1)
XYZ	xyz(12.6350, 9.5095, 48.7368)
Luminance	0.0951 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274EBC #BC9527

analogous

#2799BC #274EBC #4A27BC

triadic

#274EBC #BC274E #4EBC27

tetradic

#274EBC #BC2799 #BC9527 #27BC4A

square

#274EBC #BC2799 #BC9527 #27BC4A

split-complementary

#274EBC #BC4A27 #99BC27

monochromatic

#122457 #1C3989 #274EBC #476DD9 #7A96E3

Accessibility & contrast

On white

7.24

#274EBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#274EBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274EBC

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274EBC	#FFFFFF	#000000	##FFFFFF
##274EBC	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC0

Deuteranopia (green-blind)

#0050BA

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #274ebc;
/* rgb */ color: rgb(39, 78, 188);
/* oklch */ color: oklch(46.6% 0.179 265.1);

Tailwind

colors: {
  custom: {
    50: '#797fd1',
    500: '#274ebc',
    950: '#000000',
  },
}

SCSS

$custom: #274ebc;
$custom-light: #797fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#274ebc",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 188
  },
  "hsl": {
    "h": 224.295,
    "s": 65.639,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4664,
    "c": 0.17892,
    "h": 265.1
  },
  "luminance": 0.09511
}

Semantic roles & 50–950 ramp

primary

#274EBC

secondary

#CBB473

accent

#BC3FE9

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #274EBC

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

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