#2381A4#2381A4

#2381A4 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.6% C 0.099 H 228.1°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#2381A4
RGB	rgb(35, 129, 164)
HSL	hsl(196, 65%, 39%)
HSV	hsv(196, 79%, 64%)
CMYK	cmyk(78.7%, 21.3%, 0%, 35.7%)
CIE-LAB	lab(50.38, -14.47, -26.28)
CIE-LCH	lch(50.38, 30.00, 241.17°)
OKLab	oklab(56.61% -0.0662 -0.0738)
OKLCH	oklch(56.61% 0.099 228.1)
XYZ	xyz(15.2415, 18.7363, 37.9279)
Luminance	0.1874 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2381A4 #A44623

analogous

#23A487 #2381A4 #2341A4

triadic

#2381A4 #A42381 #81A423

tetradic

#2381A4 #8723A4 #A44623 #41A423

square

#2381A4 #8723A4 #A44623 #41A423

split-complementary

#2381A4 #A42341 #A48723

monochromatic

#0D323F #185972 #2381A4 #31A7D3 #64BDDE

Accessibility & contrast

On white

4.42

#2381A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#2381A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2381A4

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2381A4	#FFFFFF	#000000	##000000
##2381A4	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7FA6

Deuteranopia (green-blind)

#5D73A4

Tritanopia (blue-blind)

#008B8D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #2381a4;
/* rgb */ color: rgb(35, 129, 164);
/* oklch */ color: oklch(56.6% 0.099 228.1);

Tailwind

colors: {
  custom: {
    50: '#73a5bf',
    500: '#2381a4',
    950: '#000000',
  },
}

SCSS

$custom: #2381a4;
$custom-light: #73a5bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2381a4",
  "rgb": {
    "r": 35,
    "g": 129,
    "b": 164
  },
  "hsl": {
    "h": 196.279,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.56605,
    "c": 0.0992,
    "h": 228.1
  },
  "luminance": 0.18738
}

Semantic roles & 50–950 ramp

primary

#2381A4

secondary

#C37B60

accent

#6E40E8

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #2381A4

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

Preview Lab → · Contrast checker → · Palette generator →