#275FB9#275FB9

#275FB9 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.0% C 0.154 H 259.6°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#275FB9
RGB	rgb(39, 95, 185)
HSL	hsl(217, 65%, 44%)
HSV	hsv(217, 79%, 73%)
CMYK	cmyk(78.9%, 48.6%, 0%, 27.5%)
CIE-LAB	lab(41.40, 14.63, -52.72)
CIE-LCH	lch(41.40, 54.72, 285.51°)
OKLab	oklab(49.95% -0.0277 -0.1516)
OKLCH	oklch(49.95% 0.154 259.6)
XYZ	xyz(13.6827, 12.1169, 47.5072)
Luminance	0.1212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275FB9 #B98127

analogous

#27A8B9 #275FB9 #3827B9

triadic

#275FB9 #B9275F #5FB927

tetradic

#275FB9 #B927A8 #B98127 #27B938

square

#275FB9 #B927A8 #B98127 #27B938

split-complementary

#275FB9 #B93827 #A8B927

monochromatic

#122B54 #1C4586 #275FB9 #457ED8 #78A1E3

Accessibility & contrast

On white

6.13

#275FB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#275FB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275FB9

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275FB9	#FFFFFF	#000000	##FFFFFF
##275FB9	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B69BC

Deuteranopia (green-blind)

#005BB7

Tritanopia (blue-blind)

#007583

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #275fb9;
/* rgb */ color: rgb(39, 95, 185);
/* oklch */ color: oklch(50.0% 0.154 259.6);

Tailwind

colors: {
  custom: {
    50: '#788bcf',
    500: '#275fb9',
    950: '#000000',
  },
}

SCSS

$custom: #275fb9;
$custom-light: #788bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#275fb9",
  "rgb": {
    "r": 39,
    "g": 95,
    "b": 185
  },
  "hsl": {
    "h": 216.986,
    "s": 65.179,
    "l": 43.922
  },
  "oklch": {
    "l": 0.4995,
    "c": 0.15407,
    "h": 259.6
  },
  "luminance": 0.12119
}

Semantic roles & 50–950 ramp

primary

#275FB9

secondary

#CAA872

accent

#A840E8

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #275FB9

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

Preview Lab → · Contrast checker → · Palette generator →