#238FB3#238FB3

#238FB3 is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 60.8% C 0.107 H 225.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#238FB3
RGB	rgb(35, 143, 179)
HSL	hsl(195, 67%, 42%)
HSV	hsv(195, 80%, 70%)
CMYK	cmyk(80.4%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(55.33, -16.93, -27.24)
CIE-LCH	lch(55.33, 32.07, 238.14°)
OKLab	oklab(60.78% -0.0741 -0.0765)
OKLCH	oklch(60.78% 0.107 225.9)
XYZ	xyz(18.6489, 23.2546, 46.1448)
Luminance	0.2326 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238FB3 #B34723

analogous

#23B38F #238FB3 #2347B3

triadic

#238FB3 #B3238F #8FB323

tetradic

#238FB3 #8F23B3 #B34723 #47B323

square

#238FB3 #8F23B3 #B34723 #47B323

split-complementary

#238FB3 #B32347 #B38F23

monochromatic

#0F3D4D #196680 #238FB3 #3BB1D9 #6EC5E3

Accessibility & contrast

On white

3.72

#238FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#238FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238FB3

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238FB3	#FFFFFF	#000000	##000000
##238FB3	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB5

Deuteranopia (green-blind)

#687FB3

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #238fb3;
/* rgb */ color: rgb(35, 143, 179);
/* oklch */ color: oklch(60.8% 0.107 225.9);

Tailwind

colors: {
  custom: {
    50: '#76b0ca',
    500: '#238fb3',
    950: '#000000',
  },
}

SCSS

$custom: #238fb3;
$custom-light: #76b0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#238fb3",
  "rgb": {
    "r": 35,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 195,
    "s": 67.29,
    "l": 41.961
  },
  "oklch": {
    "l": 0.60782,
    "c": 0.10653,
    "h": 225.9
  },
  "luminance": 0.23257
}

Semantic roles & 50–950 ramp

primary

#238FB3

secondary

#C98169

accent

#693EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #238FB3

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

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