#275D8B#275D8B

#275D8B is a mid, moderate cyan. Relative luminance 0.101; OKLCH L 46.5% C 0.094 H 247.3°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#275D8B
RGB	rgb(39, 93, 139)
HSL	hsl(208, 56%, 35%)
HSV	hsv(208, 72%, 55%)
CMYK	cmyk(71.9%, 33.1%, 0%, 45.5%)
CIE-LAB	lab(38.06, -1.73, -30.68)
CIE-LCH	lch(38.06, 30.72, 266.78°)
OKLab	oklab(46.47% -0.0363 -0.0869)
OKLCH	oklch(46.47% 0.094 247.3)
XYZ	xyz(9.4095, 10.1231, 25.8791)
Luminance	0.1012 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275D8B #8B5527

analogous

#278B87 #275D8B #272B8B

triadic

#275D8B #8B275D #5D8B27

tetradic

#275D8B #87278B #8B5527 #2B8B27

square

#275D8B #87278B #8B5527 #2B8B27

split-complementary

#275D8B #8B272B #8B8727

monochromatic

#0C1D2B #1A3D5B #275D8B #347DBB #5B9BD1

Accessibility & contrast

On white

6.94

#275D8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#275D8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275D8B

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275D8B	#FFFFFF	#000000	##FFFFFF
##275D8B	1.00	6.94	3.02	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485F8D

Deuteranopia (green-blind)

#3A558A

Tritanopia (blue-blind)

#00686D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #275d8b;
/* rgb */ color: rgb(39, 93, 139);
/* oklch */ color: oklch(46.5% 0.094 247.3);

Tailwind

colors: {
  custom: {
    50: '#6e8aad',
    500: '#275d8b',
    950: '#000000',
  },
}

SCSS

$custom: #275d8b;
$custom-light: #6e8aad;
$custom-dark: #000000;

JSON

{
  "hex": "#275d8b",
  "rgb": {
    "r": 39,
    "g": 93,
    "b": 139
  },
  "hsl": {
    "h": 207.6,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.46468,
    "c": 0.0942,
    "h": 247.3
  },
  "luminance": 0.10124
}

Semantic roles & 50–950 ramp

primary

#275D8B

secondary

#B68358

accent

#8E48DF

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #275D8B

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

Preview Lab → · Contrast checker → · Palette generator →