#233D50#233D50

#233D50 is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.8% C 0.046 H 241.5°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#233D50
RGB	rgb(35, 61, 80)
HSL	hsl(205, 39%, 23%)
HSV	hsv(205, 56%, 31%)
CMYK	cmyk(56.3%, 23.7%, 0%, 68.6%)
CIE-LAB	lab(24.56, -3.70, -14.58)
CIE-LCH	lch(24.56, 15.04, 255.74°)
OKLab	oklab(34.8% -0.022 -0.0406)
OKLCH	oklch(34.8% 0.046 241.5)
XYZ	xyz(3.8093, 4.2737, 8.2120)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233D50 #503623

analogous

#23504C #233D50 #232750

triadic

#233D50 #50233D #3D5023

tetradic

#233D50 #4C2350 #503623 #275023

square

#233D50 #4C2350 #503623 #275023

split-complementary

#233D50 #502327 #504C23

monochromatic

#091015 #101D25 #233D50 #365D7B #487EA5

Accessibility & contrast

On white

11.32

#233D50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#233D50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233D50

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233D50	#FFFFFF	#000000	##FFFFFF
##233D50	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353D51

Deuteranopia (green-blind)

#2F3850

Tritanopia (blue-blind)

#0A4243

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #233d50;
/* rgb */ color: rgb(35, 61, 80);
/* oklch */ color: oklch(34.8% 0.046 241.5);

Tailwind

colors: {
  custom: {
    50: '#617281',
    500: '#233d50',
    950: '#000000',
  },
}

SCSS

$custom: #233d50;
$custom-light: #617281;
$custom-dark: #000000;

JSON

{
  "hex": "#233d50",
  "rgb": {
    "r": 35,
    "g": 61,
    "b": 80
  },
  "hsl": {
    "h": 205.333,
    "s": 39.13,
    "l": 22.549
  },
  "oklch": {
    "l": 0.34796,
    "c": 0.04624,
    "h": 241.5
  },
  "luminance": 0.04274
}

Semantic roles & 50–950 ramp

primary

#233D50

secondary

#84634B

accent

#8B59CF

background

#F5F6F7

surface

#EAECEE

border

#C6C7C9

text

#05080A

muted

#797B7C

Preview Lab

Preview with #233D50

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

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