#303E50#303E50

#303E50 is a dark, muted cyan. Relative luminance 0.047; OKLCH L 35.9% C 0.036 H 254.9°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#303E50
RGB	rgb(48, 62, 80)
HSL	hsl(214, 25%, 25%)
HSV	hsv(214, 40%, 31%)
CMYK	cmyk(40%, 22.5%, 0%, 68.6%)
CIE-LAB	lab(25.72, -0.45, -12.71)
CIE-LCH	lch(25.72, 12.72, 267.98°)
OKLab	oklab(35.93% -0.0095 -0.0351)
OKLCH	oklch(35.93% 0.036 254.9)
XYZ	xyz(4.3891, 4.6526, 8.2546)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303E50 #504230

analogous

#304E50 #303E50 #323050

triadic

#303E50 #50303E #3E5030

tetradic

#303E50 #50304E #504230 #305032

square

#303E50 #50304E #504230 #305032

split-complementary

#303E50 #503230 #4E5030

monochromatic

#0B0F13 #19202A #303E50 #475C76 #5E799C

Accessibility & contrast

On white

10.88

#303E50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#303E50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303E50

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303E50	#FFFFFF	#000000	##FFFFFF
##303E50	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373F51

Deuteranopia (green-blind)

#343C50

Tritanopia (blue-blind)

#264244

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #303e50;
/* rgb */ color: rgb(48, 62, 80);
/* oklch */ color: oklch(35.9% 0.036 254.9);

Tailwind

colors: {
  custom: {
    50: '#697381',
    500: '#303e50',
    950: '#000000',
  },
}

SCSS

$custom: #303e50;
$custom-light: #697381;
$custom-dark: #000000;

JSON

{
  "hex": "#303e50",
  "rgb": {
    "r": 48,
    "g": 62,
    "b": 80
  },
  "hsl": {
    "h": 213.75,
    "s": 25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35934,
    "c": 0.0364,
    "h": 254.9
  },
  "luminance": 0.04653
}

Semantic roles & 50–950 ramp

primary

#303E50

secondary

#81705B

accent

#9A66C1

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06080A

muted

#7A7B7C

Preview Lab

Preview with #303E50

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

Preview Lab → · Contrast checker → · Palette generator →