#238EB3#238EB3

#238EB3 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.5% C 0.107 H 226.8°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#238EB3
RGB	rgb(35, 142, 179)
HSL	hsl(195, 67%, 42%)
HSV	hsv(195, 80%, 70%)
CMYK	cmyk(80.4%, 20.7%, 0%, 29.8%)
CIE-LAB	lab(55.03, -16.39, -27.71)
CIE-LCH	lch(55.03, 32.20, 239.41°)
OKLab	oklab(60.54% -0.0732 -0.0779)
OKLCH	oklch(60.54% 0.107 226.8)
XYZ	xyz(18.4995, 22.9557, 46.0950)
Luminance	0.2296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238EB3 #B34823

analogous

#23B390 #238EB3 #2346B3

triadic

#238EB3 #B3238E #8EB323

tetradic

#238EB3 #9023B3 #B34823 #46B323

square

#238EB3 #9023B3 #B34823 #46B323

split-complementary

#238EB3 #B32346 #B39023

monochromatic

#0F3D4D #196580 #238EB3 #3BB0D9 #6EC5E3

Accessibility & contrast

On white

3.76

#238EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#238EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238EB3

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238EB3	#FFFFFF	#000000	##000000
##238EB3	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB5

Deuteranopia (green-blind)

#677EB3

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #238eb3;
/* rgb */ color: rgb(35, 142, 179);
/* oklch */ color: oklch(60.5% 0.107 226.8);

Tailwind

colors: {
  custom: {
    50: '#76afca',
    500: '#238eb3',
    950: '#000000',
  },
}

SCSS

$custom: #238eb3;
$custom-light: #76afca;
$custom-dark: #000000;

JSON

{
  "hex": "#238eb3",
  "rgb": {
    "r": 35,
    "g": 142,
    "b": 179
  },
  "hsl": {
    "h": 195.417,
    "s": 67.29,
    "l": 41.961
  },
  "oklch": {
    "l": 0.60537,
    "c": 0.10687,
    "h": 226.8
  },
  "luminance": 0.22958
}

Semantic roles & 50–950 ramp

primary

#238EB3

secondary

#C98269

accent

#6A3EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #238EB3

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

Preview Lab → · Contrast checker → · Palette generator →