#23879B#23879B

#23879B is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 57.7% C 0.092 H 214.5°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#23879B
RGB	rgb(35, 135, 155)
HSL	hsl(190, 63%, 37%)
HSV	hsv(190, 77%, 61%)
CMYK	cmyk(77.4%, 12.9%, 0%, 39.2%)
CIE-LAB	lab(51.89, -20.83, -18.72)
CIE-LCH	lch(51.89, 28.00, 221.95°)
OKLab	oklab(57.7% -0.0758 -0.0522)
OKLCH	oklch(57.7% 0.092 214.5)
XYZ	xyz(15.2710, 20.0500, 34.0692)
Luminance	0.2005 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23879B #9B3723

analogous

#239B73 #23879B #234B9B

triadic

#23879B #9B2387 #879B23

tetradic

#23879B #73239B #9B3723 #4B9B23

square

#23879B #73239B #9B3723 #4B9B23

split-complementary

#23879B #9B234B #9B7323

monochromatic

#0C3037 #185C69 #23879B #2EB2CD #5EC6DB

Accessibility & contrast

On white

4.19

#23879B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#23879B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #23879B

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23879B	#FFFFFF	#000000	##000000
##23879B	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79829C

Deuteranopia (green-blind)

#69779B

Tritanopia (blue-blind)

#008E8D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #23879b;
/* rgb */ color: rgb(35, 135, 155);
/* oklch */ color: oklch(57.7% 0.092 214.5);

Tailwind

colors: {
  custom: {
    50: '#72aab8',
    500: '#23879b',
    950: '#000000',
  },
}

SCSS

$custom: #23879b;
$custom-light: #72aab8;
$custom-dark: #000000;

JSON

{
  "hex": "#23879b",
  "rgb": {
    "r": 35,
    "g": 135,
    "b": 155
  },
  "hsl": {
    "h": 190,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.57703,
    "c": 0.09208,
    "h": 214.5
  },
  "luminance": 0.20052
}

Semantic roles & 50–950 ramp

primary

#23879B

secondary

#BF6B5A

accent

#5D42E6

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #23879B

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

Preview Lab → · Contrast checker → · Palette generator →