#275B8F#275B8F

#275B8F is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 46.2% C 0.101 H 251.0°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#275B8F
RGB	rgb(39, 91, 143)
HSL	hsl(210, 57%, 36%)
HSV	hsv(210, 73%, 56%)
CMYK	cmyk(72.7%, 36.4%, 0%, 43.9%)
CIE-LAB	lab(37.65, 1.05, -33.74)
CIE-LCH	lch(37.65, 33.76, 271.78°)
OKLab	oklab(46.22% -0.0331 -0.0959)
OKLCH	oklch(46.22% 0.101 251)
XYZ	xyz(9.5339, 9.8956, 27.3889)
Luminance	0.0990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275B8F #8F5B27

analogous

#278F8F #275B8F #27278F

triadic

#275B8F #8F275B #5B8F27

tetradic

#275B8F #8F278F #8F5B27 #278F27

square

#275B8F #8F278F #8F5B27 #278F27

split-complementary

#275B8F #8F2727 #8F8F27

monochromatic

#0D1E2F #1A3C5F #275B8F #347ABF #5D98D3

Accessibility & contrast

On white

7.05

#275B8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#275B8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #275B8F

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275B8F	#FFFFFF	#000000	##FFFFFF
##275B8F	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435E91

Deuteranopia (green-blind)

#34548E

Tritanopia (blue-blind)

#00676E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #275b8f;
/* rgb */ color: rgb(39, 91, 143);
/* oklch */ color: oklch(46.2% 0.101 251.0);

Tailwind

colors: {
  custom: {
    50: '#6f89b0',
    500: '#275b8f',
    950: '#000000',
  },
}

SCSS

$custom: #275b8f;
$custom-light: #6f89b0;
$custom-dark: #000000;

JSON

{
  "hex": "#275b8f",
  "rgb": {
    "r": 39,
    "g": 91,
    "b": 143
  },
  "hsl": {
    "h": 210,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.46217,
    "c": 0.10144,
    "h": 251
  },
  "luminance": 0.09897
}

Semantic roles & 50–950 ramp

primary

#275B8F

secondary

#B8895A

accent

#9447E0

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #275B8F

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

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