#274D83#274D83

#274D83 is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.1% C 0.100 H 257.5°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#274D83
RGB	rgb(39, 77, 131)
HSL	hsl(215, 54%, 33%)
HSV	hsv(215, 70%, 51%)
CMYK	cmyk(70.2%, 41.2%, 0%, 48.6%)
CIE-LAB	lab(32.65, 5.57, -34.35)
CIE-LCH	lch(32.65, 34.80, 279.22°)
OKLab	oklab(42.09% -0.0217 -0.0979)
OKLCH	oklch(42.09% 0.1 257.5)
XYZ	xyz(7.5858, 7.3770, 22.4925)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D83 #835D27

analogous

#277B83 #274D83 #2F2783

triadic

#274D83 #83274D #4D8327

tetradic

#274D83 #83277B #835D27 #27832F

square

#274D83 #83277B #835D27 #27832F

split-complementary

#274D83 #832F27 #7B8327

monochromatic

#0B1625 #193154 #274D83 #3569B2 #5788CD

Accessibility & contrast

On white

8.48

#274D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#274D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D83

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D83	#FFFFFF	#000000	##FFFFFF
##274D83	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345185

Deuteranopia (green-blind)

#264982

Tritanopia (blue-blind)

#005961

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #274d83;
/* rgb */ color: rgb(39, 77, 131);
/* oklch */ color: oklch(42.1% 0.100 257.5);

Tailwind

colors: {
  custom: {
    50: '#6c7ea7',
    500: '#274d83',
    950: '#000000',
  },
}

SCSS

$custom: #274d83;
$custom-light: #6c7ea7;
$custom-dark: #000000;

JSON

{
  "hex": "#274d83",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 131
  },
  "hsl": {
    "h": 215.217,
    "s": 54.118,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42089,
    "c": 0.10027,
    "h": 257.5
  },
  "luminance": 0.07378
}

Semantic roles & 50–950 ramp

primary

#274D83

secondary

#B28B54

accent

#A14ADD

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #274D83

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

Preview Lab → · Contrast checker → · Palette generator →