#2370A9#2370A9

#2370A9 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.7% C 0.116 H 245.4°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#2370A9
RGB	rgb(35, 112, 169)
HSL	hsl(206, 66%, 40%)
HSV	hsv(206, 79%, 66%)
CMYK	cmyk(79.3%, 33.7%, 0%, 33.7%)
CIE-LAB	lab(45.37, -2.72, -37.03)
CIE-LCH	lch(45.37, 37.13, 265.80°)
OKLab	oklab(52.71% -0.0482 -0.1052)
OKLCH	oklch(52.71% 0.116 245.4)
XYZ	xyz(13.6460, 14.8086, 39.6676)
Luminance	0.1481 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2370A9 #A95C23

analogous

#23A99F #2370A9 #232DA9

triadic

#2370A9 #A92370 #70A923

tetradic

#2370A9 #9F23A9 #A95C23 #2DA923

square

#2370A9 #9F23A9 #A95C23 #2DA923

split-complementary

#2370A9 #A9232D #A99F23

monochromatic

#0E2D44 #194E76 #2370A9 #3491D5 #67ACDF

Accessibility & contrast

On white

5.30

#2370A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#2370A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2370A9

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2370A9	#FFFFFF	#000000	##FFFFFF
##2370A9	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5572AB

Deuteranopia (green-blind)

#4266A8

Tritanopia (blue-blind)

#007E85

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2370a9;
/* rgb */ color: rgb(35, 112, 169);
/* oklch */ color: oklch(52.7% 0.116 245.4);

Tailwind

colors: {
  custom: {
    50: '#7398c3',
    500: '#2370a9',
    950: '#000000',
  },
}

SCSS

$custom: #2370a9;
$custom-light: #7398c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2370a9",
  "rgb": {
    "r": 35,
    "g": 112,
    "b": 169
  },
  "hsl": {
    "h": 205.522,
    "s": 65.686,
    "l": 40
  },
  "oklch": {
    "l": 0.52705,
    "c": 0.11575,
    "h": 245.4
  },
  "luminance": 0.1481
}

Semantic roles & 50–950 ramp

primary

#2370A9

secondary

#C58D63

accent

#873FE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #2370A9

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

Preview Lab → · Contrast checker → · Palette generator →