#23639D#23639D

#23639D is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.9% C 0.113 H 249.6°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#23639D
RGB	rgb(35, 99, 157)
HSL	hsl(209, 64%, 38%)
HSV	hsv(209, 78%, 62%)
CMYK	cmyk(77.7%, 36.9%, 0%, 38.4%)
CIE-LAB	lab(40.76, 0.76, -37.24)
CIE-LCH	lch(40.76, 37.25, 271.18°)
OKLab	oklab(48.87% -0.0395 -0.106)
OKLCH	oklch(48.87% 0.113 249.6)
XYZ	xyz(11.2385, 11.7140, 33.5605)
Luminance	0.1172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23639D #9D5D23

analogous

#239D9A #23639D #23269D

triadic

#23639D #9D2363 #639D23

tetradic

#23639D #9A239D #9D5D23 #269D23

square

#23639D #9A239D #9D5D23 #269D23

split-complementary

#23639D #9D2326 #9D9A23

monochromatic

#0D2439 #18436B #23639D #2E83CF #5FA0DB

Accessibility & contrast

On white

6.28

#23639D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#23639D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #23639D

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23639D	#FFFFFF	#000000	##FFFFFF
##23639D	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48669F

Deuteranopia (green-blind)

#365B9C

Tritanopia (blue-blind)

#007178

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #23639d;
/* rgb */ color: rgb(35, 99, 157);
/* oklch */ color: oklch(48.9% 0.113 249.6);

Tailwind

colors: {
  custom: {
    50: '#708fba',
    500: '#23639d',
    950: '#000000',
  },
}

SCSS

$custom: #23639d;
$custom-light: #708fba;
$custom-dark: #000000;

JSON

{
  "hex": "#23639d",
  "rgb": {
    "r": 35,
    "g": 99,
    "b": 157
  },
  "hsl": {
    "h": 208.525,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.48866,
    "c": 0.11316,
    "h": 249.6
  },
  "luminance": 0.11715
}

Semantic roles & 50–950 ramp

primary

#23639D

secondary

#C08B5C

accent

#9041E7

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #23639D

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

Preview Lab → · Contrast checker → · Palette generator →