#27638B#27638B

#27638B is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 48.0% C 0.089 H 241.4°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#27638B
RGB	rgb(39, 99, 139)
HSL	hsl(204, 56%, 35%)
HSV	hsv(204, 72%, 55%)
CMYK	cmyk(71.9%, 28.8%, 0%, 45.5%)
CIE-LAB	lab(39.95, -5.44, -27.72)
CIE-LCH	lch(39.95, 28.25, 258.90°)
OKLab	oklab(47.95% -0.0427 -0.0782)
OKLCH	oklch(47.95% 0.089 241.4)
XYZ	xyz(9.9569, 11.2180, 26.0616)
Luminance	0.1122 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27638B #8B4F27

analogous

#278B81 #27638B #27318B

triadic

#27638B #8B2763 #638B27

tetradic

#27638B #81278B #8B4F27 #318B27

square

#27638B #81278B #8B4F27 #318B27

split-complementary

#27638B #8B2731 #8B8127

monochromatic

#0C1F2B #1A415B #27638B #3485BB #5BA2D1

Accessibility & contrast

On white

6.47

#27638B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#27638B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #27638B

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27638B	#FFFFFF	#000000	##FFFFFF
##27638B	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51638D

Deuteranopia (green-blind)

#435A8A

Tritanopia (blue-blind)

#006D71

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #27638b;
/* rgb */ color: rgb(39, 99, 139);
/* oklch */ color: oklch(48.0% 0.089 241.4);

Tailwind

colors: {
  custom: {
    50: '#6e8fad',
    500: '#27638b',
    950: '#000000',
  },
}

SCSS

$custom: #27638b;
$custom-light: #6e8fad;
$custom-dark: #000000;

JSON

{
  "hex": "#27638b",
  "rgb": {
    "r": 39,
    "g": 99,
    "b": 139
  },
  "hsl": {
    "h": 204,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.47954,
    "c": 0.08912,
    "h": 241.4
  },
  "luminance": 0.11219
}

Semantic roles & 50–950 ramp

primary

#27638B

secondary

#B67D58

accent

#8548DF

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #27638B

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

Preview Lab → · Contrast checker → · Palette generator →