#23405B#23405B

#23405B is a dark, muted cyan. Relative luminance 0.048; OKLCH L 36.2% C 0.059 H 248.1°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#23405B
RGB	rgb(35, 64, 91)
HSL	hsl(209, 44%, 25%)
HSV	hsv(209, 62%, 36%)
CMYK	cmyk(61.5%, 29.7%, 0%, 64.3%)
CIE-LAB	lab(26.10, -1.72, -19.38)
CIE-LCH	lch(26.10, 19.46, 264.92°)
OKLab	oklab(36.19% -0.0219 -0.0545)
OKLCH	oklch(36.19% 0.059 248.1)
XYZ	xyz(4.4142, 4.7791, 10.5853)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23405B #5B3E23

analogous

#235B5A #23405B #23245B

triadic

#23405B #5B2340 #405B23

tetradic

#23405B #5A235B #5B3E23 #245B23

square

#23405B #5A235B #5B3E23 #245B23

split-complementary

#23405B #5B2324 #5B5A23

monochromatic

#091016 #12212F #23405B #345F87 #457EB3

Accessibility & contrast

On white

10.74

#23405B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#23405B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23405B

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23405B	#FFFFFF	#000000	##FFFFFF
##23405B	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35415C

Deuteranopia (green-blind)

#2D3B5A

Tritanopia (blue-blind)

#004649

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #23405b;
/* rgb */ color: rgb(35, 64, 91);
/* oklch */ color: oklch(36.2% 0.059 248.1);

Tailwind

colors: {
  custom: {
    50: '#637489',
    500: '#23405b',
    950: '#000000',
  },
}

SCSS

$custom: #23405b;
$custom-light: #637489;
$custom-dark: #000000;

JSON

{
  "hex": "#23405b",
  "rgb": {
    "r": 35,
    "g": 64,
    "b": 91
  },
  "hsl": {
    "h": 208.929,
    "s": 44.444,
    "l": 24.706
  },
  "oklch": {
    "l": 0.36187,
    "c": 0.05869,
    "h": 248.1
  },
  "luminance": 0.04779
}

Semantic roles & 50–950 ramp

primary

#23405B

secondary

#8F6C4B

accent

#9254D4

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05080B

muted

#7A7B7C

Preview Lab

Preview with #23405B

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

Preview Lab → · Contrast checker → · Palette generator →