#274C83#274C83

#274C83 is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.9% C 0.101 H 258.2°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#274C83
RGB	rgb(39, 76, 131)
HSL	hsl(216, 54%, 33%)
HSV	hsv(216, 70%, 51%)
CMYK	cmyk(70.2%, 42%, 0%, 48.6%)
CIE-LAB	lab(32.34, 6.24, -34.84)
CIE-LCH	lch(32.34, 35.39, 280.16°)
OKLab	oklab(41.85% -0.0207 -0.0993)
OKLCH	oklch(41.85% 0.101 258.2)
XYZ	xyz(7.5164, 7.2381, 22.4693)
Luminance	0.0724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C83 #835E27

analogous

#277A83 #274C83 #302783

triadic

#274C83 #83274C #4C8327

tetradic

#274C83 #83277A #835E27 #278330

square

#274C83 #83277A #835E27 #278330

split-complementary

#274C83 #833027 #7A8327

monochromatic

#0B1525 #193154 #274C83 #3567B2 #5787CD

Accessibility & contrast

On white

8.58

#274C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#274C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C83

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C83	#FFFFFF	#000000	##FFFFFF
##274C83	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335185

Deuteranopia (green-blind)

#244882

Tritanopia (blue-blind)

#005961

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #274c83;
/* rgb */ color: rgb(39, 76, 131);
/* oklch */ color: oklch(41.9% 0.101 258.2);

Tailwind

colors: {
  custom: {
    50: '#6c7da7',
    500: '#274c83',
    950: '#000000',
  },
}

SCSS

$custom: #274c83;
$custom-light: #6c7da7;
$custom-dark: #000000;

JSON

{
  "hex": "#274c83",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 131
  },
  "hsl": {
    "h": 215.87,
    "s": 54.118,
    "l": 33.333
  },
  "oklch": {
    "l": 0.4185,
    "c": 0.10146,
    "h": 258.2
  },
  "luminance": 0.07239
}

Semantic roles & 50–950 ramp

primary

#274C83

secondary

#B28C54

accent

#A24ADD

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #274C83

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

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