#238E9B#238E9B

#238E9B is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.5% C 0.093 H 207.3°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#238E9B
RGB	rgb(35, 142, 155)
HSL	hsl(187, 63%, 37%)
HSV	hsv(187, 77%, 61%)
CMYK	cmyk(77.4%, 8.4%, 0%, 39.2%)
CIE-LAB	lab(54.10, -24.47, -15.36)
CIE-LCH	lch(54.10, 28.90, 212.12°)
OKLab	oklab(59.48% -0.0829 -0.0427)
OKLCH	oklch(59.48% 0.093 207.3)
XYZ	xyz(16.2799, 22.0679, 34.4055)
Luminance	0.2207 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238E9B #9B3023

analogous

#239B6C #238E9B #23529B

triadic

#238E9B #9B238E #8E9B23

tetradic

#238E9B #6C239B #9B3023 #529B23

square

#238E9B #6C239B #9B3023 #529B23

split-complementary

#238E9B #9B2352 #9B6C23

monochromatic

#0C3337 #186069 #238E9B #2EBCCD #5ECDDB

Accessibility & contrast

On white

3.88

#238E9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#238E9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238E9B

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238E9B	#FFFFFF	#000000	##000000
##238E9B	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81889C

Deuteranopia (green-blind)

#717C9B

Tritanopia (blue-blind)

#009592

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #238e9b;
/* rgb */ color: rgb(35, 142, 155);
/* oklch */ color: oklch(59.5% 0.093 207.3);

Tailwind

colors: {
  custom: {
    50: '#73afb8',
    500: '#238e9b',
    950: '#000000',
  },
}

SCSS

$custom: #238e9b;
$custom-light: #73afb8;
$custom-dark: #000000;

JSON

{
  "hex": "#238e9b",
  "rgb": {
    "r": 35,
    "g": 142,
    "b": 155
  },
  "hsl": {
    "h": 186.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.59483,
    "c": 0.0933,
    "h": 207.3
  },
  "luminance": 0.2207
}

Semantic roles & 50–950 ramp

primary

#238E9B

secondary

#BF655A

accent

#5342E6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #238E9B

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

Preview Lab → · Contrast checker → · Palette generator →