#237D90#237D90

#237D90 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 54.7% C 0.086 H 215.2°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#237D90
RGB	rgb(35, 125, 144)
HSL	hsl(190, 61%, 35%)
HSV	hsv(190, 76%, 56%)
CMYK	cmyk(75.7%, 13.2%, 0%, 43.5%)
CIE-LAB	lab(48.31, -19.18, -17.78)
CIE-LCH	lch(48.31, 26.15, 222.83°)
OKLab	oklab(54.68% -0.0702 -0.0496)
OKLCH	oklch(54.68% 0.086 215.2)
XYZ	xyz(13.0587, 17.0366, 28.9803)
Luminance	0.1704 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237D90 #903623

analogous

#23906D #237D90 #234690

triadic

#237D90 #90237D #7D9023

tetradic

#237D90 #6D2390 #903623 #469023

square

#237D90 #6D2390 #903623 #469023

split-complementary

#237D90 #902346 #906D23

monochromatic

#0B282E #17525F #237D90 #2FA8C1 #57C0D6

Accessibility & contrast

On white

4.76

#237D90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#237D90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237D90

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237D90	#FFFFFF	#000000	##FFFFFF
##237D90	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#707991

Deuteranopia (green-blind)

#616E90

Tritanopia (blue-blind)

#008483

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #237d90;
/* rgb */ color: rgb(35, 125, 144);
/* oklch */ color: oklch(54.7% 0.086 215.2);

Tailwind

colors: {
  custom: {
    50: '#6fa3b0',
    500: '#237d90',
    950: '#000000',
  },
}

SCSS

$custom: #237d90;
$custom-light: #6fa3b0;
$custom-dark: #000000;

JSON

{
  "hex": "#237d90",
  "rgb": {
    "r": 35,
    "g": 125,
    "b": 144
  },
  "hsl": {
    "h": 190.459,
    "s": 60.894,
    "l": 35.098
  },
  "oklch": {
    "l": 0.54675,
    "c": 0.08595,
    "h": 215.2
  },
  "luminance": 0.17038
}

Semantic roles & 50–950 ramp

primary

#237D90

secondary

#BA6654

accent

#6044E4

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #237D90

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

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