#238FB4#238FB4

#238FB4 is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 60.8% C 0.107 H 226.6°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#238FB4
RGB	rgb(35, 143, 180)
HSL	hsl(195, 67%, 42%)
HSV	hsv(195, 81%, 71%)
CMYK	cmyk(80.6%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(55.38, -16.58, -27.75)
CIE-LCH	lch(55.38, 32.32, 239.13°)
OKLab	oklab(60.83% -0.0738 -0.0779)
OKLCH	oklch(60.83% 0.107 226.6)
XYZ	xyz(18.7504, 23.2952, 46.6794)
Luminance	0.2330 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238FB4 #B44823

analogous

#23B490 #238FB4 #2347B4

triadic

#238FB4 #B4238F #8FB423

tetradic

#238FB4 #9023B4 #B44823 #47B423

square

#238FB4 #9023B4 #B44823 #47B423

split-complementary

#238FB4 #B42347 #B49023

monochromatic

#0F3E4E #196681 #238FB4 #3BB1D9 #6EC5E3

Accessibility & contrast

On white

3.71

#238FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#238FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238FB4

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238FB4	#FFFFFF	#000000	##000000
##238FB4	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB6

Deuteranopia (green-blind)

#687FB4

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #238fb4;
/* rgb */ color: rgb(35, 143, 180);
/* oklch */ color: oklch(60.8% 0.107 226.6);

Tailwind

colors: {
  custom: {
    50: '#77afca',
    500: '#238fb4',
    950: '#000000',
  },
}

SCSS

$custom: #238fb4;
$custom-light: #77afca;
$custom-dark: #000000;

JSON

{
  "hex": "#238fb4",
  "rgb": {
    "r": 35,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 195.31,
    "s": 67.442,
    "l": 42.157
  },
  "oklch": {
    "l": 0.60829,
    "c": 0.10732,
    "h": 226.6
  },
  "luminance": 0.23298
}

Semantic roles & 50–950 ramp

primary

#238FB4

secondary

#C98269

accent

#6A3DEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #238FB4

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

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