#2371A8#2371A8

#2371A8 is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.9% C 0.114 H 244.2°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#2371A8
RGB	rgb(35, 113, 168)
HSL	hsl(205, 66%, 40%)
HSV	hsv(205, 79%, 66%)
CMYK	cmyk(79.2%, 32.7%, 0%, 34.1%)
CIE-LAB	lab(45.62, -3.70, -36.04)
CIE-LCH	lch(45.62, 36.23, 264.14°)
OKLab	oklab(52.89% -0.0495 -0.1023)
OKLCH	oklch(52.89% 0.114 244.2)
XYZ	xyz(13.6634, 14.9931, 39.2120)
Luminance	0.1499 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2371A8 #A85A23

analogous

#23A89D #2371A8 #232FA8

triadic

#2371A8 #A82371 #71A823

tetradic

#2371A8 #9D23A8 #A85A23 #2FA823

square

#2371A8 #9D23A8 #A85A23 #2FA823

split-complementary

#2371A8 #A8232F #A89D23

monochromatic

#0E2D43 #184F75 #2371A8 #3492D5 #66ADDF

Accessibility & contrast

On white

5.25

#2371A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#2371A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2371A8

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2371A8	#FFFFFF	#000000	##FFFFFF
##2371A8	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5773AA

Deuteranopia (green-blind)

#4567A7

Tritanopia (blue-blind)

#007E85

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #2371a8;
/* rgb */ color: rgb(35, 113, 168);
/* oklch */ color: oklch(52.9% 0.114 244.2);

Tailwind

colors: {
  custom: {
    50: '#7399c2',
    500: '#2371a8',
    950: '#000000',
  },
}

SCSS

$custom: #2371a8;
$custom-light: #7399c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2371a8",
  "rgb": {
    "r": 35,
    "g": 113,
    "b": 168
  },
  "hsl": {
    "h": 204.812,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.52888,
    "c": 0.11366,
    "h": 244.2
  },
  "luminance": 0.14995
}

Semantic roles & 50–950 ramp

primary

#2371A8

secondary

#C58B62

accent

#853FE8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #2371A8

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

Preview Lab → · Contrast checker → · Palette generator →