#23405D#23405D

#23405D is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.3% C 0.062 H 249.9°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#23405D
RGB	rgb(35, 64, 93)
HSL	hsl(210, 45%, 25%)
HSV	hsv(210, 62%, 36%)
CMYK	cmyk(62.4%, 31.2%, 0%, 63.5%)
CIE-LAB	lab(26.20, -0.99, -20.52)
CIE-LCH	lch(26.20, 20.55, 267.25°)
OKLab	oklab(36.3% -0.0212 -0.0577)
OKLCH	oklch(36.3% 0.062 249.9)
XYZ	xyz(4.5016, 4.8140, 11.0458)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23405D #5D4023

analogous

#235D5D #23405D #23235D

triadic

#23405D #5D2340 #405D23

tetradic

#23405D #5D235D #5D4023 #235D23

square

#23405D #5D235D #5D4023 #235D23

split-complementary

#23405D #5D2323 #5D5D23

monochromatic

#080F16 #122131 #23405D #345F89 #447DB6

Accessibility & contrast

On white

10.70

#23405D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#23405D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23405D

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23405D	#FFFFFF	#000000	##FFFFFF
##23405D	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34415E

Deuteranopia (green-blind)

#2C3B5C

Tritanopia (blue-blind)

#00474A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #23405d;
/* rgb */ color: rgb(35, 64, 93);
/* oklch */ color: oklch(36.3% 0.062 249.9);

Tailwind

colors: {
  custom: {
    50: '#63748b',
    500: '#23405d',
    950: '#000000',
  },
}

SCSS

$custom: #23405d;
$custom-light: #63748b;
$custom-dark: #000000;

JSON

{
  "hex": "#23405d",
  "rgb": {
    "r": 35,
    "g": 64,
    "b": 93
  },
  "hsl": {
    "h": 210,
    "s": 45.312,
    "l": 25.098
  },
  "oklch": {
    "l": 0.36301,
    "c": 0.06151,
    "h": 249.9
  },
  "luminance": 0.04814
}

Semantic roles & 50–950 ramp

primary

#23405D

secondary

#916E4B

accent

#9453D5

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #23405D

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

Preview Lab → · Contrast checker → · Palette generator →