#2370A5#2370A5

#2370A5 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.5% C 0.111 H 243.5°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#2370A5
RGB	rgb(35, 112, 165)
HSL	hsl(204, 65%, 39%)
HSV	hsv(204, 79%, 65%)
CMYK	cmyk(78.8%, 32.1%, 0%, 35.3%)
CIE-LAB	lab(45.17, -4.22, -35.01)
CIE-LCH	lch(45.17, 35.26, 263.13°)
OKLab	oklab(52.48% -0.0494 -0.0993)
OKLCH	oklch(52.48% 0.111 243.5)
XYZ	xyz(13.2762, 14.6607, 37.7201)
Luminance	0.1466 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2370A5 #A55823

analogous

#23A599 #2370A5 #232FA5

triadic

#2370A5 #A52370 #70A523

tetradic

#2370A5 #9923A5 #A55823 #2FA523

square

#2370A5 #9923A5 #A55823 #2FA523

split-complementary

#2370A5 #A5232F #A59923

monochromatic

#0E2B40 #184E73 #2370A5 #3292D3 #64ACDE

Accessibility & contrast

On white

5.34

#2370A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#2370A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2370A5

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2370A5	#FFFFFF	#000000	##FFFFFF
##2370A5	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5771A7

Deuteranopia (green-blind)

#4566A4

Tritanopia (blue-blind)

#007D83

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2370a5;
/* rgb */ color: rgb(35, 112, 165);
/* oklch */ color: oklch(52.5% 0.111 243.5);

Tailwind

colors: {
  custom: {
    50: '#7298c0',
    500: '#2370a5',
    950: '#000000',
  },
}

SCSS

$custom: #2370a5;
$custom-light: #7298c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2370a5",
  "rgb": {
    "r": 35,
    "g": 112,
    "b": 165
  },
  "hsl": {
    "h": 204.462,
    "s": 65,
    "l": 39.216
  },
  "oklch": {
    "l": 0.52476,
    "c": 0.11094,
    "h": 243.5
  },
  "luminance": 0.14662
}

Semantic roles & 50–950 ramp

primary

#2370A5

secondary

#C48960

accent

#8440E8

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #2370A5

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

Preview Lab → · Contrast checker → · Palette generator →