#238FB1#238FB1

#238FB1 is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.7% C 0.105 H 224.5°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#238FB1
RGB	rgb(35, 143, 177)
HSL	hsl(194, 67%, 42%)
HSV	hsv(194, 80%, 69%)
CMYK	cmyk(80.2%, 19.2%, 0%, 30.6%)
CIE-LAB	lab(55.25, -17.62, -26.22)
CIE-LCH	lch(55.25, 31.60, 236.10°)
OKLab	oklab(60.69% -0.0749 -0.0736)
OKLCH	oklch(60.69% 0.105 224.5)
XYZ	xyz(18.4481, 23.1743, 45.0872)
Luminance	0.2318 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238FB1 #B14523

analogous

#23B18C #238FB1 #2348B1

triadic

#238FB1 #B1238F #8FB123

tetradic

#238FB1 #8C23B1 #B14523 #48B123

square

#238FB1 #8C23B1 #B14523 #48B123

split-complementary

#238FB1 #B12348 #B18C23

monochromatic

#0F3C4B #19667E #238FB1 #39B2D8 #6CC6E2

Accessibility & contrast

On white

3.73

#238FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#238FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238FB1

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238FB1	#FFFFFF	#000000	##000000
##238FB1	1.00	3.73	5.64	5.64
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB3

Deuteranopia (green-blind)

#697EB1

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #238fb1;
/* rgb */ color: rgb(35, 143, 177);
/* oklch */ color: oklch(60.7% 0.105 224.5);

Tailwind

colors: {
  custom: {
    50: '#76b0c8',
    500: '#238fb1',
    950: '#000000',
  },
}

SCSS

$custom: #238fb1;
$custom-light: #76b0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#238fb1",
  "rgb": {
    "r": 35,
    "g": 143,
    "b": 177
  },
  "hsl": {
    "h": 194.366,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.60689,
    "c": 0.105,
    "h": 224.5
  },
  "luminance": 0.23177
}

Semantic roles & 50–950 ramp

primary

#238FB1

secondary

#C87F68

accent

#673EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #238FB1

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

Preview Lab → · Contrast checker → · Palette generator →