#237AA7#237AA7

#237AA7 is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.0% C 0.106 H 236.5°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#237AA7
RGB	rgb(35, 122, 167)
HSL	hsl(200, 65%, 40%)
HSV	hsv(200, 79%, 65%)
CMYK	cmyk(79%, 26.9%, 0%, 34.5%)
CIE-LAB	lab(48.34, -9.40, -31.19)
CIE-LCH	lch(48.34, 32.58, 253.22°)
OKLab	oklab(55.03% -0.0583 -0.0881)
OKLCH	oklch(55.03% 0.106 236.5)
XYZ	xyz(14.6249, 17.0646, 39.0747)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237AA7 #A75023

analogous

#23A792 #237AA7 #2338A7

triadic

#237AA7 #A7237A #7AA723

tetradic

#237AA7 #9223A7 #A75023 #38A723

square

#237AA7 #9223A7 #A75023 #38A723

split-complementary

#237AA7 #A72338 #A79223

monochromatic

#0E3042 #185574 #237AA7 #339DD4 #66B5DF

Accessibility & contrast

On white

4.76

#237AA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#237AA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237AA7

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237AA7	#FFFFFF	#000000	##FFFFFF
##237AA7	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)

#647AA9

Deuteranopia (green-blind)

#536DA6

Tritanopia (blue-blind)

#008689

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #237aa7;
/* rgb */ color: rgb(35, 122, 167);
/* oklch */ color: oklch(55.0% 0.106 236.5);

Tailwind

colors: {
  custom: {
    50: '#73a0c1',
    500: '#237aa7',
    950: '#000000',
  },
}

SCSS

$custom: #237aa7;
$custom-light: #73a0c1;
$custom-dark: #000000;

JSON

{
  "hex": "#237aa7",
  "rgb": {
    "r": 35,
    "g": 122,
    "b": 167
  },
  "hsl": {
    "h": 200.455,
    "s": 65.347,
    "l": 39.608
  },
  "oklch": {
    "l": 0.55025,
    "c": 0.10567,
    "h": 236.5
  },
  "luminance": 0.17066
}

Semantic roles & 50–950 ramp

primary

#237AA7

secondary

#C48361

accent

#793FE8

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #237AA7

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

Preview Lab → · Contrast checker → · Palette generator →