#237999#237999

#237999 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.1% C 0.093 H 227.7°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#237999
RGB	rgb(35, 121, 153)
HSL	hsl(196, 63%, 37%)
HSV	hsv(196, 77%, 60%)
CMYK	cmyk(77.1%, 20.9%, 0%, 40%)
CIE-LAB	lab(47.41, -13.86, -24.46)
CIE-LCH	lch(47.41, 28.11, 240.46°)
OKLab	oklab(54.07% -0.0625 -0.0687)
OKLCH	oklch(54.07% 0.093 227.7)
XYZ	xyz(13.2779, 16.3304, 32.5831)
Luminance	0.1633 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237999 #994323

analogous

#23997E #237999 #233E99

triadic

#237999 #992379 #799923

tetradic

#237999 #7E2399 #994323 #3E9923

square

#237999 #7E2399 #994323 #3E9923

split-complementary

#237999 #99233E #997E23

monochromatic

#0C2A35 #185267 #237999 #2EA0CB #5DB8DA

Accessibility & contrast

On white

4.92

#237999 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#237999 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237999

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237999	#FFFFFF	#000000	##FFFFFF
##237999	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68779B

Deuteranopia (green-blind)

#586B99

Tritanopia (blue-blind)

#008284

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #237999;
/* rgb */ color: rgb(35, 121, 153);
/* oklch */ color: oklch(54.1% 0.093 227.7);

Tailwind

colors: {
  custom: {
    50: '#709fb7',
    500: '#237999',
    950: '#000000',
  },
}

SCSS

$custom: #237999;
$custom-light: #709fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#237999",
  "rgb": {
    "r": 35,
    "g": 121,
    "b": 153
  },
  "hsl": {
    "h": 196.271,
    "s": 62.766,
    "l": 36.863
  },
  "oklch": {
    "l": 0.54072,
    "c": 0.09282,
    "h": 227.7
  },
  "luminance": 0.16332
}

Semantic roles & 50–950 ramp

primary

#237999

secondary

#BE7559

accent

#6E42E6

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #237999

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

Preview Lab → · Contrast checker → · Palette generator →