#2379A8#2379A8

#2379A8 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 54.8% C 0.107 H 237.9°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#2379A8
RGB	rgb(35, 121, 168)
HSL	hsl(201, 66%, 40%)
HSV	hsv(201, 79%, 66%)
CMYK	cmyk(79.2%, 28%, 0%, 34.1%)
CIE-LAB	lab(48.08, -8.46, -32.19)
CIE-LCH	lch(48.08, 33.28, 255.28°)
OKLab	oklab(54.83% -0.057 -0.091)
OKLCH	oklch(54.83% 0.107 237.9)
XYZ	xyz(14.5956, 16.8575, 39.5228)
Luminance	0.1686 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2379A8 #A85223

analogous

#23A895 #2379A8 #2337A8

triadic

#2379A8 #A82379 #79A823

tetradic

#2379A8 #9523A8 #A85223 #37A823

square

#2379A8 #9523A8 #A85223 #37A823

split-complementary

#2379A8 #A82337 #A89523

monochromatic

#0E3043 #185575 #2379A8 #349CD5 #66B4DF

Accessibility & contrast

On white

4.80

#2379A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#2379A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2379A8

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2379A8	#FFFFFF	#000000	##FFFFFF
##2379A8	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6379AA

Deuteranopia (green-blind)

#516DA7

Tritanopia (blue-blind)

#008589

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2379a8;
/* rgb */ color: rgb(35, 121, 168);
/* oklch */ color: oklch(54.8% 0.107 237.9);

Tailwind

colors: {
  custom: {
    50: '#739fc2',
    500: '#2379a8',
    950: '#000000',
  },
}

SCSS

$custom: #2379a8;
$custom-light: #739fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2379a8",
  "rgb": {
    "r": 35,
    "g": 121,
    "b": 168
  },
  "hsl": {
    "h": 201.203,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.54833,
    "c": 0.10739,
    "h": 237.9
  },
  "luminance": 0.16859
}

Semantic roles & 50–950 ramp

primary

#2379A8

secondary

#C58562

accent

#7B3FE8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2379A8

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

Preview Lab → · Contrast checker → · Palette generator →