#256383#256383

#256383 is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.5% C 0.081 H 234.8°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#256383
RGB	rgb(37, 99, 131)
HSL	hsl(200, 56%, 33%)
HSV	hsv(200, 72%, 51%)
CMYK	cmyk(71.8%, 24.4%, 0%, 48.6%)
CIE-LAB	lab(39.50, -8.68, -23.57)
CIE-LCH	lch(39.50, 25.12, 249.79°)
OKLab	oklab(47.46% -0.0468 -0.0663)
OKLCH	oklch(47.46% 0.081 234.8)
XYZ	xyz(9.3199, 10.9547, 23.0916)
Luminance	0.1096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256383 #834525

analogous

#258374 #256383 #253483

triadic

#256383 #832563 #638325

tetradic

#256383 #742583 #834525 #348325

square

#256383 #742583 #834525 #348325

split-complementary

#256383 #832534 #837425

monochromatic

#0A1B24 #183F53 #256383 #3287B3 #54A5CF

Accessibility & contrast

On white

6.58

#256383 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#256383 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256383

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256383	#FFFFFF	#000000	##FFFFFF
##256383	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546285

Deuteranopia (green-blind)

#475982

Tritanopia (blue-blind)

#006B6E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #256383;
/* rgb */ color: rgb(37, 99, 131);
/* oklch */ color: oklch(47.5% 0.081 234.8);

Tailwind

colors: {
  custom: {
    50: '#6c8fa7',
    500: '#256383',
    950: '#000000',
  },
}

SCSS

$custom: #256383;
$custom-light: #6c8fa7;
$custom-dark: #000000;

JSON

{
  "hex": "#256383",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 131
  },
  "hsl": {
    "h": 200.426,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.47462,
    "c": 0.0811,
    "h": 234.8
  },
  "luminance": 0.10956
}

Semantic roles & 50–950 ramp

primary

#256383

secondary

#B37251

accent

#7C49DF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #256383

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

Preview Lab → · Contrast checker → · Palette generator →