#2370AF#2370AF

#2370AF is a mid, vivid cyan. Relative luminance 0.150; OKLCH L 53.1% C 0.123 H 247.8°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#2370AF
RGB	rgb(35, 112, 175)
HSL	hsl(207, 67%, 41%)
HSV	hsv(207, 80%, 69%)
CMYK	cmyk(80%, 36%, 0%, 31.4%)
CIE-LAB	lab(45.69, -0.45, -40.04)
CIE-LCH	lch(45.69, 40.04, 269.36°)
OKLab	oklab(53.06% -0.0465 -0.114)
OKLCH	oklch(53.06% 0.123 247.8)
XYZ	xyz(14.2222, 15.0391, 42.7024)
Luminance	0.1504 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2370AF #AF6223

analogous

#23AFA8 #2370AF #232AAF

triadic

#2370AF #AF2370 #70AF23

tetradic

#2370AF #A823AF #AF6223 #2AAF23

square

#2370AF #A823AF #AF6223 #2AAF23

split-complementary

#2370AF #AF232A #AFA823

monochromatic

#0F2F49 #194F7C #2370AF #3890D7 #6BACE1

Accessibility & contrast

On white

5.24

#2370AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#2370AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2370AF

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2370AF	#FFFFFF	#000000	##FFFFFF
##2370AF	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5273B2

Deuteranopia (green-blind)

#3E66AE

Tritanopia (blue-blind)

#007F87

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #2370af;
/* rgb */ color: rgb(35, 112, 175);
/* oklch */ color: oklch(53.1% 0.123 247.8);

Tailwind

colors: {
  custom: {
    50: '#7498c7',
    500: '#2370af',
    950: '#000000',
  },
}

SCSS

$custom: #2370af;
$custom-light: #7498c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2370af",
  "rgb": {
    "r": 35,
    "g": 112,
    "b": 175
  },
  "hsl": {
    "h": 207,
    "s": 66.667,
    "l": 41.176
  },
  "oklch": {
    "l": 0.53058,
    "c": 0.12314,
    "h": 247.8
  },
  "luminance": 0.15041
}

Semantic roles & 50–950 ramp

primary

#2370AF

secondary

#C79266

accent

#8B3EEA

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #2370AF

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

Preview Lab → · Contrast checker → · Palette generator →