#23517F#23517F

#23517F is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.6% C 0.092 H 250.9°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#23517F
RGB	rgb(35, 81, 127)
HSL	hsl(210, 57%, 32%)
HSV	hsv(210, 72%, 50%)
CMYK	cmyk(72.4%, 36.2%, 0%, 50.2%)
CIE-LAB	lab(33.51, 0.73, -30.53)
CIE-LCH	lch(33.51, 30.54, 271.37°)
OKLab	oklab(42.64% -0.0301 -0.0867)
OKLCH	oklch(42.64% 0.092 250.9)
XYZ	xyz(7.4649, 7.7737, 21.1816)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23517F #7F5123

analogous

#237F7F #23517F #23237F

triadic

#23517F #7F2351 #517F23

tetradic

#23517F #7F237F #7F5123 #237F23

square

#23517F #7F237F #7F5123 #237F23

split-complementary

#23517F #7F2323 #7F7F23

monochromatic

#09141F #16324F #23517F #3070AF #4E8ECE

Accessibility & contrast

On white

8.22

#23517F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#23517F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23517F

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23517F	#FFFFFF	#000000	##FFFFFF
##23517F	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5481

Deuteranopia (green-blind)

#2F4B7E

Tritanopia (blue-blind)

#005C62

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #23517f;
/* rgb */ color: rgb(35, 81, 127);
/* oklch */ color: oklch(42.6% 0.092 250.9);

Tailwind

colors: {
  custom: {
    50: '#6a81a4',
    500: '#23517f',
    950: '#000000',
  },
}

SCSS

$custom: #23517f;
$custom-light: #6a81a4;
$custom-dark: #000000;

JSON

{
  "hex": "#23517f",
  "rgb": {
    "r": 35,
    "g": 81,
    "b": 127
  },
  "hsl": {
    "h": 210,
    "s": 56.79,
    "l": 31.765
  },
  "oklch": {
    "l": 0.42638,
    "c": 0.09177,
    "h": 250.9
  },
  "luminance": 0.07774
}

Semantic roles & 50–950 ramp

primary

#23517F

secondary

#B17F4C

accent

#9448E0

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #23517F

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

Preview Lab → · Contrast checker → · Palette generator →