#274B89#274B89

#274B89 is a dark, moderate blue. Relative luminance 0.073; OKLCH L 42.0% C 0.111 H 260.5°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#274B89
RGB	rgb(39, 75, 137)
HSL	hsl(218, 56%, 35%)
HSV	hsv(218, 72%, 54%)
CMYK	cmyk(71.5%, 45.3%, 0%, 46.3%)
CIE-LAB	lab(32.41, 9.23, -38.43)
CIE-LCH	lch(32.41, 39.52, 283.50°)
OKLab	oklab(42.02% -0.0184 -0.1099)
OKLCH	oklch(42.02% 0.111 260.5)
XYZ	xyz(7.8665, 7.2688, 24.6505)
Luminance	0.0727 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274B89 #896527

analogous

#277C89 #274B89 #342789

triadic

#274B89 #89274B #4B8927

tetradic

#274B89 #89277C #896527 #278934

square

#274B89 #89277C #896527 #278934

split-complementary

#274B89 #893427 #7C8927

monochromatic

#0C172A #193159 #274B89 #3565B9 #5A86D0

Accessibility & contrast

On white

8.56

#274B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#274B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274B89

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274B89	#FFFFFF	#000000	##FFFFFF
##274B89	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D518B

Deuteranopia (green-blind)

#1B4888

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #274b89;
/* rgb */ color: rgb(39, 75, 137);
/* oklch */ color: oklch(42.0% 0.111 260.5);

Tailwind

colors: {
  custom: {
    50: '#6e7cac',
    500: '#274b89',
    950: '#000000',
  },
}

SCSS

$custom: #274b89;
$custom-light: #6e7cac;
$custom-dark: #000000;

JSON

{
  "hex": "#274b89",
  "rgb": {
    "r": 39,
    "g": 75,
    "b": 137
  },
  "hsl": {
    "h": 217.959,
    "s": 55.682,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42023,
    "c": 0.11141,
    "h": 260.5
  },
  "luminance": 0.0727
}

Semantic roles & 50–950 ramp

primary

#274B89

secondary

#B59257

accent

#A849DF

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274B89

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

Preview Lab → · Contrast checker → · Palette generator →