#2374B1#2374B1

#2374B1 is a mid, vivid cyan. Relative luminance 0.160; OKLCH L 54.1% C 0.122 H 246.0°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#2374B1
RGB	rgb(35, 116, 177)
HSL	hsl(206, 67%, 42%)
HSV	hsv(206, 80%, 69%)
CMYK	cmyk(80.2%, 34.5%, 0%, 30.6%)
CIE-LAB	lab(47.00, -2.13, -39.12)
CIE-LCH	lch(47.00, 39.18, 266.88°)
OKLab	oklab(54.13% -0.0495 -0.1113)
OKLCH	oklch(54.13% 0.122 246)
XYZ	xyz(14.8713, 16.0206, 43.8950)
Luminance	0.1602 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2374B1 #B16023

analogous

#23B1A7 #2374B1 #232DB1

triadic

#2374B1 #B12374 #74B123

tetradic

#2374B1 #A723B1 #B16023 #2DB123

square

#2374B1 #A723B1 #B16023 #2DB123

split-complementary

#2374B1 #B1232D #B1A723

monochromatic

#0F314B #19537E #2374B1 #3994D8 #6CAFE2

Accessibility & contrast

On white

4.99

#2374B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#2374B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2374B1

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2374B1	#FFFFFF	#000000	##FFFFFF
##2374B1	1.00	4.99	4.20	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5777B4

Deuteranopia (green-blind)

#436AB0

Tritanopia (blue-blind)

#00838A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2374b1;
/* rgb */ color: rgb(35, 116, 177);
/* oklch */ color: oklch(54.1% 0.122 246.0);

Tailwind

colors: {
  custom: {
    50: '#759bc8',
    500: '#2374b1',
    950: '#000000',
  },
}

SCSS

$custom: #2374b1;
$custom-light: #759bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2374b1",
  "rgb": {
    "r": 35,
    "g": 116,
    "b": 177
  },
  "hsl": {
    "h": 205.775,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.54126,
    "c": 0.1218,
    "h": 246
  },
  "luminance": 0.16022
}

Semantic roles & 50–950 ramp

primary

#2374B1

secondary

#C89168

accent

#883EEA

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2374B1

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

Preview Lab → · Contrast checker → · Palette generator →