#2379B0#2379B0

#2379B0 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.3% C 0.116 H 242.1°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#2379B0
RGB	rgb(35, 121, 176)
HSL	hsl(203, 67%, 41%)
HSV	hsv(203, 80%, 69%)
CMYK	cmyk(80.1%, 31.3%, 0%, 31%)
CIE-LAB	lab(48.47, -5.51, -36.23)
CIE-LCH	lch(48.47, 36.65, 261.36°)
OKLab	oklab(55.27% -0.0544 -0.1027)
OKLCH	oklch(55.27% 0.116 242.1)
XYZ	xyz(15.3639, 17.1648, 43.5693)
Luminance	0.1717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2379B0 #B05A23

analogous

#23B0A1 #2379B0 #2333B0

triadic

#2379B0 #B02379 #79B023

tetradic

#2379B0 #A123B0 #B05A23 #33B023

square

#2379B0 #A123B0 #B05A23 #33B023

split-complementary

#2379B0 #B02333 #B0A123

monochromatic

#0F334A #19567D #2379B0 #399AD8 #6CB4E2

Accessibility & contrast

On white

4.74

#2379B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#2379B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2379B0

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2379B0	#FFFFFF	#000000	##FFFFFF
##2379B0	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7AB2

Deuteranopia (green-blind)

#4C6DAF

Tritanopia (blue-blind)

#00878C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2379b0;
/* rgb */ color: rgb(35, 121, 176);
/* oklch */ color: oklch(55.3% 0.116 242.1);

Tailwind

colors: {
  custom: {
    50: '#759fc8',
    500: '#2379b0',
    950: '#000000',
  },
}

SCSS

$custom: #2379b0;
$custom-light: #759fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2379b0",
  "rgb": {
    "r": 35,
    "g": 121,
    "b": 176
  },
  "hsl": {
    "h": 203.404,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.55267,
    "c": 0.11628,
    "h": 242.1
  },
  "luminance": 0.17167
}

Semantic roles & 50–950 ramp

primary

#2379B0

secondary

#C88D67

accent

#813EEA

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2379B0

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

Preview Lab → · Contrast checker → · Palette generator →