#275A8B#275A8B

#275A8B is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.7% C 0.097 H 250.0°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#275A8B
RGB	rgb(39, 90, 139)
HSL	hsl(209, 56%, 35%)
HSV	hsv(209, 72%, 55%)
CMYK	cmyk(71.9%, 35.3%, 0%, 45.5%)
CIE-LAB	lab(37.13, 0.17, -32.15)
CIE-LCH	lch(37.13, 32.15, 270.30°)
OKLab	oklab(45.73% -0.0332 -0.0912)
OKLCH	oklch(45.73% 0.097 250)
XYZ	xyz(9.1513, 9.6068, 25.7931)
Luminance	0.0961 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275A8B #8B5827

analogous

#278B8A #275A8B #27288B

triadic

#275A8B #8B275A #5A8B27

tetradic

#275A8B #8A278B #8B5827 #288B27

square

#275A8B #8A278B #8B5827 #288B27

split-complementary

#275A8B #8B2728 #8B8A27

monochromatic

#0C1C2B #1A3B5B #275A8B #3479BB #5B97D1

Accessibility & contrast

On white

7.19

#275A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#275A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #275A8B

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275A8B	#FFFFFF	#000000	##FFFFFF
##275A8B	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445D8D

Deuteranopia (green-blind)

#36538A

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #275a8b;
/* rgb */ color: rgb(39, 90, 139);
/* oklch */ color: oklch(45.7% 0.097 250.0);

Tailwind

colors: {
  custom: {
    50: '#6e88ad',
    500: '#275a8b',
    950: '#000000',
  },
}

SCSS

$custom: #275a8b;
$custom-light: #6e88ad;
$custom-dark: #000000;

JSON

{
  "hex": "#275a8b",
  "rgb": {
    "r": 39,
    "g": 90,
    "b": 139
  },
  "hsl": {
    "h": 209.4,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.45733,
    "c": 0.0971,
    "h": 250
  },
  "luminance": 0.09608
}

Semantic roles & 50–950 ramp

primary

#275A8B

secondary

#B68658

accent

#9248DF

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #275A8B

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

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