#237C8E#237C8E

#237C8E is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.3% C 0.085 H 214.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#237C8E
RGB	rgb(35, 124, 142)
HSL	hsl(190, 60%, 35%)
HSV	hsv(190, 75%, 56%)
CMYK	cmyk(75.4%, 12.7%, 0%, 44.3%)
CIE-LAB	lab(47.91, -19.31, -17.20)
CIE-LCH	lch(47.91, 25.87, 221.69°)
OKLab	oklab(54.33% -0.07 -0.048)
OKLCH	oklch(54.33% 0.085 214.4)
XYZ	xyz(12.7812, 16.7241, 28.1404)
Luminance	0.1673 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237C8E #8E3523

analogous

#238E6A #237C8E #23478E

triadic

#237C8E #8E237C #7C8E23

tetradic

#237C8E #6A238E #8E3523 #478E23

square

#237C8E #6A238E #8E3523 #478E23

split-complementary

#237C8E #8E2347 #8E6A23

monochromatic

#0B262C #17515D #237C8E #2FA7BF #56C0D5

Accessibility & contrast

On white

4.83

#237C8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#237C8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237C8E

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237C8E	#FFFFFF	#000000	##FFFFFF
##237C8E	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F788F

Deuteranopia (green-blind)

#606D8E

Tritanopia (blue-blind)

#008382

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #237c8e;
/* rgb */ color: rgb(35, 124, 142);
/* oklch */ color: oklch(54.3% 0.085 214.4);

Tailwind

colors: {
  custom: {
    50: '#6fa2af',
    500: '#237c8e',
    950: '#000000',
  },
}

SCSS

$custom: #237c8e;
$custom-light: #6fa2af;
$custom-dark: #000000;

JSON

{
  "hex": "#237c8e",
  "rgb": {
    "r": 35,
    "g": 124,
    "b": 142
  },
  "hsl": {
    "h": 190.093,
    "s": 60.452,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54331,
    "c": 0.08487,
    "h": 214.4
  },
  "luminance": 0.16726
}

Semantic roles & 50–950 ramp

primary

#237C8E

secondary

#B96553

accent

#5F44E4

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #237C8E

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

Preview Lab → · Contrast checker → · Palette generator →