#274C81#274C81

#274C81 is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.7% C 0.099 H 257.6°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#274C81
RGB	rgb(39, 76, 129)
HSL	hsl(215, 54%, 33%)
HSV	hsv(215, 70%, 51%)
CMYK	cmyk(69.8%, 41.1%, 0%, 49.4%)
CIE-LAB	lab(32.22, 5.47, -33.79)
CIE-LCH	lch(32.22, 34.23, 279.20°)
OKLab	oklab(41.72% -0.0212 -0.0963)
OKLCH	oklch(41.72% 0.099 257.6)
XYZ	xyz(7.3822, 7.1845, 21.7623)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C81 #815C27

analogous

#277981 #274C81 #2F2781

triadic

#274C81 #81274C #4C8127

tetradic

#274C81 #812779 #815C27 #27812F

square

#274C81 #812779 #815C27 #27812F

split-complementary

#274C81 #812F27 #798127

monochromatic

#0B1523 #193052 #274C81 #3568B0 #5687CC

Accessibility & contrast

On white

8.62

#274C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#274C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C81

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C81	#FFFFFF	#000000	##FFFFFF
##274C81	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345083

Deuteranopia (green-blind)

#264880

Tritanopia (blue-blind)

#005860

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #274c81;
/* rgb */ color: rgb(39, 76, 129);
/* oklch */ color: oklch(41.7% 0.099 257.6);

Tailwind

colors: {
  custom: {
    50: '#6c7da6',
    500: '#274c81',
    950: '#000000',
  },
}

SCSS

$custom: #274c81;
$custom-light: #6c7da6;
$custom-dark: #000000;

JSON

{
  "hex": "#274c81",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 129
  },
  "hsl": {
    "h": 215.333,
    "s": 53.571,
    "l": 32.941
  },
  "oklch": {
    "l": 0.41718,
    "c": 0.09856,
    "h": 257.6
  },
  "luminance": 0.07185
}

Semantic roles & 50–950 ramp

primary

#274C81

secondary

#B18A53

accent

#A14BDD

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #274C81

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

Preview Lab → · Contrast checker → · Palette generator →