#238CA4#238CA4

#238CA4 is a mid, moderate cyan. Relative luminance 0.218; OKLCH L 59.4% C 0.097 H 217.3°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#238CA4
RGB	rgb(35, 140, 164)
HSL	hsl(191, 65%, 39%)
HSV	hsv(191, 79%, 64%)
CMYK	cmyk(78.7%, 14.6%, 0%, 35.7%)
CIE-LAB	lab(53.81, -20.45, -21.00)
CIE-LCH	lch(53.81, 29.31, 225.75°)
OKLab	oklab(59.36% -0.0771 -0.0587)
OKLCH	oklch(59.36% 0.097 217.3)
XYZ	xyz(16.7692, 21.7918, 38.4372)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238CA4 #A43B23

analogous

#23A47C #238CA4 #234CA4

triadic

#238CA4 #A4238C #8CA423

tetradic

#238CA4 #7C23A4 #A43B23 #4CA423

square

#238CA4 #7C23A4 #A43B23 #4CA423

split-complementary

#238CA4 #A4234C #A47C23

monochromatic

#0D363F #186172 #238CA4 #31B5D3 #64C7DE

Accessibility & contrast

On white

3.92

#238CA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#238CA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238CA4

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238CA4	#FFFFFF	#000000	##000000
##238CA4	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C88A5

Deuteranopia (green-blind)

#6B7BA4

Tritanopia (blue-blind)

#009494

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #238ca4;
/* rgb */ color: rgb(35, 140, 164);
/* oklch */ color: oklch(59.4% 0.097 217.3);

Tailwind

colors: {
  custom: {
    50: '#74adbf',
    500: '#238ca4',
    950: '#000000',
  },
}

SCSS

$custom: #238ca4;
$custom-light: #74adbf;
$custom-dark: #000000;

JSON

{
  "hex": "#238ca4",
  "rgb": {
    "r": 35,
    "g": 140,
    "b": 164
  },
  "hsl": {
    "h": 191.163,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.59357,
    "c": 0.09691,
    "h": 217.3
  },
  "luminance": 0.21794
}

Semantic roles & 50–950 ramp

primary

#238CA4

secondary

#C37260

accent

#5F40E8

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #238CA4

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

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