#303E4E#303E4E

#303E4E is a dark, muted cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.033 H 252.1°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#303E4E
RGB	rgb(48, 62, 78)
HSL	hsl(212, 24%, 25%)
HSV	hsv(212, 38%, 31%)
CMYK	cmyk(38.5%, 20.5%, 0%, 69.4%)
CIE-LAB	lab(25.63, -1.07, -11.53)
CIE-LCH	lch(25.63, 11.58, 264.70°)
OKLab	oklab(35.84% -0.0103 -0.0318)
OKLCH	oklch(35.84% 0.033 252.1)
XYZ	xyz(4.3163, 4.6235, 7.8712)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303E4E #4E4030

analogous

#304D4E #303E4E #31304E

triadic

#303E4E #4E303E #3E4E30

tetradic

#303E4E #4E304D #4E4030 #304E31

square

#303E4E #4E304D #4E4030 #304E31

split-complementary

#303E4E #4E3130 #4D4E30

monochromatic

#0C0F13 #192028 #303E4E #475C74 #5F7A9A

Accessibility & contrast

On white

10.91

#303E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#303E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303E4E

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303E4E	#FFFFFF	#000000	##FFFFFF
##303E4E	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383E4F

Deuteranopia (green-blind)

#343B4E

Tritanopia (blue-blind)

#264243

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #303e4e;
/* rgb */ color: rgb(48, 62, 78);
/* oklch */ color: oklch(35.8% 0.033 252.1);

Tailwind

colors: {
  custom: {
    50: '#69737f',
    500: '#303e4e',
    950: '#000000',
  },
}

SCSS

$custom: #303e4e;
$custom-light: #69737f;
$custom-dark: #000000;

JSON

{
  "hex": "#303e4e",
  "rgb": {
    "r": 48,
    "g": 62,
    "b": 78
  },
  "hsl": {
    "h": 212,
    "s": 23.81,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35837,
    "c": 0.03343,
    "h": 252.1
  },
  "luminance": 0.04624
}

Semantic roles & 50–950 ramp

primary

#303E4E

secondary

#7F6E5B

accent

#9768C0

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#06080A

muted

#7A7B7C

Preview Lab

Preview with #303E4E

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

Preview Lab → · Contrast checker → · Palette generator →