#275AA6#275AA6

#275AA6 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.5% C 0.134 H 258.5°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#275AA6
RGB	rgb(39, 90, 166)
HSL	hsl(216, 62%, 40%)
HSV	hsv(216, 77%, 65%)
CMYK	cmyk(76.5%, 45.8%, 0%, 34.9%)
CIE-LAB	lab(38.72, 10.54, -45.84)
CIE-LCH	lch(38.72, 47.04, 282.94°)
OKLab	oklab(47.49% -0.0268 -0.1314)
OKLCH	oklch(47.49% 0.134 258.5)
XYZ	xyz(11.3733, 10.4955, 37.4954)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275AA6 #A67327

analogous

#2799A6 #275AA6 #3427A6

triadic

#275AA6 #A6275A #5AA627

tetradic

#275AA6 #A62799 #A67327 #27A634

square

#275AA6 #A62799 #A67327 #27A634

split-complementary

#275AA6 #A63427 #99A627

monochromatic

#102443 #1B3F74 #275AA6 #3A76D1 #6B99DC

Accessibility & contrast

On white

6.78

#275AA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#275AA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275AA6

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275AA6	#FFFFFF	#000000	##FFFFFF
##275AA6	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3361A9

Deuteranopia (green-blind)

#1756A4

Tritanopia (blue-blind)

#006C78

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #275aa6;
/* rgb */ color: rgb(39, 90, 166);
/* oklch */ color: oklch(47.5% 0.134 258.5);

Tailwind

colors: {
  custom: {
    50: '#7488c1',
    500: '#275aa6',
    950: '#000000',
  },
}

SCSS

$custom: #275aa6;
$custom-light: #7488c1;
$custom-dark: #000000;

JSON

{
  "hex": "#275aa6",
  "rgb": {
    "r": 39,
    "g": 90,
    "b": 166
  },
  "hsl": {
    "h": 215.906,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47486,
    "c": 0.13412,
    "h": 258.5
  },
  "luminance": 0.10497
}

Semantic roles & 50–950 ramp

primary

#275AA6

secondary

#C39E66

accent

#A443E5

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #275AA6

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

Preview Lab → · Contrast checker → · Palette generator →