#274F90#274F90

#274F90 is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.4% C 0.117 H 259.7°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#274F90
RGB	rgb(39, 79, 144)
HSL	hsl(217, 57%, 36%)
HSV	hsv(217, 73%, 56%)
CMYK	cmyk(72.9%, 45.1%, 0%, 43.5%)
CIE-LAB	lab(34.06, 9.27, -40.08)
CIE-LCH	lch(34.06, 41.13, 283.02°)
OKLab	oklab(43.44% -0.0209 -0.1147)
OKLCH	oklch(43.44% 0.117 259.7)
XYZ	xyz(8.6649, 8.0360, 27.4746)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274F90 #906827

analogous

#278390 #274F90 #332790

triadic

#274F90 #90274F #4F9027

tetradic

#274F90 #902783 #906827 #279033

square

#274F90 #902783 #906827 #279033

split-complementary

#274F90 #903327 #839027

monochromatic

#0D1A30 #1A3560 #274F90 #3469C0 #5E8BD3

Accessibility & contrast

On white

8.05

#274F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#274F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274F90

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274F90	#FFFFFF	#000000	##FFFFFF
##274F90	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F5592

Deuteranopia (green-blind)

#1B4C8F

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #274f90;
/* rgb */ color: rgb(39, 79, 144);
/* oklch */ color: oklch(43.4% 0.117 259.7);

Tailwind

colors: {
  custom: {
    50: '#6f7fb1',
    500: '#274f90',
    950: '#000000',
  },
}

SCSS

$custom: #274f90;
$custom-light: #6f7fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#274f90",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 144
  },
  "hsl": {
    "h": 217.143,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43438,
    "c": 0.11655,
    "h": 259.7
  },
  "luminance": 0.08037
}

Semantic roles & 50–950 ramp

primary

#274F90

secondary

#B9955A

accent

#A647E1

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #274F90

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

Preview Lab → · Contrast checker → · Palette generator →