#23455D#23455D

#23455D is a dark, muted cyan. Relative luminance 0.054; OKLCH L 37.6% C 0.057 H 241.3°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#23455D
RGB	rgb(35, 69, 93)
HSL	hsl(205, 45%, 25%)
HSV	hsv(205, 62%, 36%)
CMYK	cmyk(62.4%, 25.8%, 0%, 63.5%)
CIE-LAB	lab(27.85, -4.26, -17.94)
CIE-LCH	lch(27.85, 18.44, 256.64°)
OKLab	oklab(37.61% -0.0275 -0.0503)
OKLCH	oklch(37.61% 0.057 241.3)
XYZ	xyz(4.7963, 5.4034, 11.1440)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23455D #5D3B23

analogous

#235D58 #23455D #23285D

triadic

#23455D #5D2345 #455D23

tetradic

#23455D #58235D #5D3B23 #285D23

square

#23455D #58235D #5D3B23 #285D23

split-complementary

#23455D #5D2328 #5D5823

monochromatic

#081016 #122431 #23455D #346689 #4487B6

Accessibility & contrast

On white

10.09

#23455D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#23455D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23455D

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23455D	#FFFFFF	#000000	##FFFFFF
##23455D	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A455E

Deuteranopia (green-blind)

#323F5D

Tritanopia (blue-blind)

#004B4D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #23455d;
/* rgb */ color: rgb(35, 69, 93);
/* oklch */ color: oklch(37.6% 0.057 241.3);

Tailwind

colors: {
  custom: {
    50: '#64788b',
    500: '#23455d',
    950: '#000000',
  },
}

SCSS

$custom: #23455d;
$custom-light: #64788b;
$custom-dark: #000000;

JSON

{
  "hex": "#23455d",
  "rgb": {
    "r": 35,
    "g": 69,
    "b": 93
  },
  "hsl": {
    "h": 204.828,
    "s": 45.312,
    "l": 25.098
  },
  "oklch": {
    "l": 0.37607,
    "c": 0.05732,
    "h": 241.3
  },
  "luminance": 0.05404
}

Semantic roles & 50–950 ramp

primary

#23455D

secondary

#91684B

accent

#8953D5

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06090C

muted

#7A7B7D

Preview Lab

Preview with #23455D

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

Preview Lab → · Contrast checker → · Palette generator →