#303C48#303C48

#303C48 is a dark, muted cyan. Relative luminance 0.043; OKLCH L 35.0% C 0.026 H 248.6°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#303C48
RGB	rgb(48, 60, 72)
HSL	hsl(210, 20%, 24%)
HSV	hsv(210, 33%, 28%)
CMYK	cmyk(33.3%, 16.7%, 0%, 71.8%)
CIE-LAB	lab(24.73, -1.57, -8.95)
CIE-LCH	lch(24.73, 9.09, 260.06°)
OKLab	oklab(35.04% -0.0096 -0.0245)
OKLCH	oklch(35.04% 0.026 248.6)
XYZ	xyz(4.0041, 4.3278, 6.7540)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303C48 #483C30

analogous

#304848 #303C48 #303048

triadic

#303C48 #48303C #3C4830

tetradic

#303C48 #483048 #483C30 #304830

square

#303C48 #483048 #483C30 #304830

split-complementary

#303C48 #483030 #484830

monochromatic

#0C0F12 #181D23 #303C48 #485B6D #617991

Accessibility & contrast

On white

11.26

#303C48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#303C48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303C48

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303C48	#FFFFFF	#000000	##FFFFFF
##303C48	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373C49

Deuteranopia (green-blind)

#353A48

Tritanopia (blue-blind)

#293F40

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #303c48;
/* rgb */ color: rgb(48, 60, 72);
/* oklch */ color: oklch(35.0% 0.026 248.6);

Tailwind

colors: {
  custom: {
    50: '#69717b',
    500: '#303c48',
    950: '#000000',
  },
}

SCSS

$custom: #303c48;
$custom-light: #69717b;
$custom-dark: #000000;

JSON

{
  "hex": "#303c48",
  "rgb": {
    "r": 48,
    "g": 60,
    "b": 72
  },
  "hsl": {
    "h": 210,
    "s": 20,
    "l": 23.529
  },
  "oklch": {
    "l": 0.3504,
    "c": 0.02636,
    "h": 248.6
  },
  "luminance": 0.04328
}

Semantic roles & 50–950 ramp

primary

#303C48

secondary

#796A5B

accent

#946BBD

background

#F6F6F7

surface

#EBECED

border

#C6C7C8

text

#060709

muted

#7A7A7B

Preview Lab

Preview with #303C48

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

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