#238FB0#238FB0

#238FB0 is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.6% C 0.104 H 223.8°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#238FB0
RGB	rgb(35, 143, 176)
HSL	hsl(194, 67%, 41%)
HSV	hsv(194, 80%, 69%)
CMYK	cmyk(80.1%, 18.7%, 0%, 31%)
CIE-LAB	lab(55.21, -17.97, -25.72)
CIE-LCH	lch(55.21, 31.37, 235.06°)
OKLab	oklab(60.64% -0.0753 -0.0721)
OKLCH	oklch(60.64% 0.104 223.8)
XYZ	xyz(18.3488, 23.1346, 44.5642)
Luminance	0.2314 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238FB0 #B04423

analogous

#23B08B #238FB0 #2348B0

triadic

#238FB0 #B0238F #8FB023

tetradic

#238FB0 #8B23B0 #B04423 #48B023

square

#238FB0 #8B23B0 #B04423 #48B023

split-complementary

#238FB0 #B02348 #B08B23

monochromatic

#0F3C4A #19667D #238FB0 #39B2D8 #6CC6E2

Accessibility & contrast

On white

3.73

#238FB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#238FB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238FB0

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238FB0	#FFFFFF	#000000	##000000
##238FB0	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB2

Deuteranopia (green-blind)

#6A7EB0

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #238fb0;
/* rgb */ color: rgb(35, 143, 176);
/* oklch */ color: oklch(60.6% 0.104 223.8);

Tailwind

colors: {
  custom: {
    50: '#76b0c7',
    500: '#238fb0',
    950: '#000000',
  },
}

SCSS

$custom: #238fb0;
$custom-light: #76b0c7;
$custom-dark: #000000;

JSON

{
  "hex": "#238fb0",
  "rgb": {
    "r": 35,
    "g": 143,
    "b": 176
  },
  "hsl": {
    "h": 194.043,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.60643,
    "c": 0.10427,
    "h": 223.8
  },
  "luminance": 0.23137
}

Semantic roles & 50–950 ramp

primary

#238FB0

secondary

#C87E67

accent

#663EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #238FB0

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

Preview Lab → · Contrast checker → · Palette generator →