#274B88#274B88

#274B88 is a dark, moderate blue. Relative luminance 0.072; OKLCH L 42.0% C 0.110 H 260.3°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#274B88
RGB	rgb(39, 75, 136)
HSL	hsl(218, 55%, 34%)
HSV	hsv(218, 71%, 53%)
CMYK	cmyk(71.3%, 44.9%, 0%, 46.7%)
CIE-LAB	lab(32.35, 8.84, -37.91)
CIE-LCH	lch(32.35, 38.93, 283.12°)
OKLab	oklab(41.95% -0.0186 -0.1084)
OKLCH	oklch(41.95% 0.11 260.3)
XYZ	xyz(7.7951, 7.2403, 24.2745)
Luminance	0.0724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274B88 #886427

analogous

#277C88 #274B88 #342788

triadic

#274B88 #88274B #4B8827

tetradic

#274B88 #88277C #886427 #278834

square

#274B88 #88277C #886427 #278834

split-complementary

#274B88 #883427 #7C8827

monochromatic

#0C1729 #193158 #274B88 #3565B8 #5A86D0

Accessibility & contrast

On white

8.58

#274B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#274B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274B88

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274B88	#FFFFFF	#000000	##FFFFFF
##274B88	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)

#2D518A

Deuteranopia (green-blind)

#1C4887

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #274b88;
/* rgb */ color: rgb(39, 75, 136);
/* oklch */ color: oklch(42.0% 0.110 260.3);

Tailwind

colors: {
  custom: {
    50: '#6d7cab',
    500: '#274b88',
    950: '#000000',
  },
}

SCSS

$custom: #274b88;
$custom-light: #6d7cab;
$custom-dark: #000000;

JSON

{
  "hex": "#274b88",
  "rgb": {
    "r": 39,
    "g": 75,
    "b": 136
  },
  "hsl": {
    "h": 217.732,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.41954,
    "c": 0.10995,
    "h": 260.3
  },
  "luminance": 0.07241
}

Semantic roles & 50–950 ramp

primary

#274B88

secondary

#B59256

accent

#A749DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274B88

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

Preview Lab → · Contrast checker → · Palette generator →