#23577D#23577D

#23577D is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.0% C 0.083 H 243.6°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#23577D
RGB	rgb(35, 87, 125)
HSL	hsl(205, 56%, 31%)
HSV	hsv(205, 72%, 49%)
CMYK	cmyk(72%, 30.4%, 0%, 51%)
CIE-LAB	lab(35.31, -3.86, -26.46)
CIE-LCH	lch(35.31, 26.74, 261.70°)
OKLab	oklab(44.02% -0.0372 -0.0747)
OKLCH	oklch(44.02% 0.083 243.6)
XYZ	xyz(7.8016, 8.6535, 20.6572)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23577D #7D4923

analogous

#237D76 #23577D #232A7D

triadic

#23577D #7D2357 #577D23

tetradic

#23577D #76237D #7D4923 #2A7D23

square

#23577D #76237D #7D4923 #2A7D23

split-complementary

#23577D #7D232A #7D7623

monochromatic

#08141D #16364D #23577D #3078AD #4D97CD

Accessibility & contrast

On white

7.69

#23577D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#23577D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23577D

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23577D	#FFFFFF	#000000	##FFFFFF
##23577D	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46587F

Deuteranopia (green-blind)

#394F7C

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #23577d;
/* rgb */ color: rgb(35, 87, 125);
/* oklch */ color: oklch(44.0% 0.083 243.6);

Tailwind

colors: {
  custom: {
    50: '#6a86a3',
    500: '#23577d',
    950: '#000000',
  },
}

SCSS

$custom: #23577d;
$custom-light: #6a86a3;
$custom-dark: #000000;

JSON

{
  "hex": "#23577d",
  "rgb": {
    "r": 35,
    "g": 87,
    "b": 125
  },
  "hsl": {
    "h": 205.333,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.44021,
    "c": 0.08348,
    "h": 243.6
  },
  "luminance": 0.08654
}

Semantic roles & 50–950 ramp

primary

#23577D

secondary

#AF764C

accent

#8848E0

background

#F6F8FA

surface

#ECEFF3

border

#C7CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #23577D

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

Preview Lab → · Contrast checker → · Palette generator →