#238CB1#238CB1

#238CB1 is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 60.0% C 0.106 H 227.2°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#238CB1
RGB	rgb(35, 140, 177)
HSL	hsl(196, 67%, 42%)
HSV	hsv(196, 80%, 69%)
CMYK	cmyk(80.2%, 20.9%, 0%, 30.6%)
CIE-LAB	lab(54.33, -15.99, -27.65)
CIE-LCH	lch(54.33, 31.94, 239.96°)
OKLab	oklab(59.95% -0.072 -0.0777)
OKLCH	oklch(59.95% 0.106 227.2)
XYZ	xyz(18.0038, 22.2856, 44.9391)
Luminance	0.2229 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238CB1 #B14823

analogous

#23B18F #238CB1 #2345B1

triadic

#238CB1 #B1238C #8CB123

tetradic

#238CB1 #8F23B1 #B14823 #45B123

square

#238CB1 #8F23B1 #B14823 #45B123

split-complementary

#238CB1 #B12345 #B18F23

monochromatic

#0F3B4B #19647E #238CB1 #39AFD8 #6CC3E2

Accessibility & contrast

On white

3.85

#238CB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.46

#238CB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238CB1

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238CB1	#FFFFFF	#000000	##000000
##238CB1	1.00	3.85	5.46	5.46
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.46	21.00	1.00	1.00
##000000	5.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7889B3

Deuteranopia (green-blind)

#667CB1

Tritanopia (blue-blind)

#009798

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #238cb1;
/* rgb */ color: rgb(35, 140, 177);
/* oklch */ color: oklch(60.0% 0.106 227.2);

Tailwind

colors: {
  custom: {
    50: '#76adc8',
    500: '#238cb1',
    950: '#000000',
  },
}

SCSS

$custom: #238cb1;
$custom-light: #76adc8;
$custom-dark: #000000;

JSON

{
  "hex": "#238cb1",
  "rgb": {
    "r": 35,
    "g": 140,
    "b": 177
  },
  "hsl": {
    "h": 195.634,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5995,
    "c": 0.10595,
    "h": 227.2
  },
  "luminance": 0.22288
}

Semantic roles & 50–950 ramp

primary

#238CB1

secondary

#C88168

accent

#6B3EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #238CB1

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

Preview Lab → · Contrast checker → · Palette generator →