#305B71#305B71

#305B71 is a dark, muted cyan. Relative luminance 0.093; OKLCH L 45.0% C 0.060 H 232.5°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#305B71
RGB	rgb(48, 91, 113)
HSL	hsl(200, 40%, 32%)
HSV	hsv(200, 58%, 44%)
CMYK	cmyk(57.5%, 19.5%, 0%, 55.7%)
CIE-LAB	lab(36.56, -7.98, -17.07)
CIE-LCH	lch(36.56, 18.84, 244.94°)
OKLab	oklab(44.97% -0.0364 -0.0475)
OKLCH	oklch(44.97% 0.06 232.5)
XYZ	xyz(7.9395, 9.3021, 16.9967)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305B71 #714630

analogous

#307167 #305B71 #303B71

triadic

#305B71 #71305B #5B7130

tetradic

#305B71 #673071 #714630 #3B7130

square

#305B71 #673071 #714630 #3B7130

split-complementary

#305B71 #71303B #716730

monochromatic

#0C161B #1E3846 #305B71 #427E9C #609CBB

Accessibility & contrast

On white

7.34

#305B71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#305B71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305B71

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305B71	#FFFFFF	#000000	##FFFFFF
##305B71	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505A72

Deuteranopia (green-blind)

#475371

Tritanopia (blue-blind)

#006162

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #305b71;
/* rgb */ color: rgb(48, 91, 113);
/* oklch */ color: oklch(45.0% 0.060 232.5);

Tailwind

colors: {
  custom: {
    50: '#6e899a',
    500: '#305b71',
    950: '#000000',
  },
}

SCSS

$custom: #305b71;
$custom-light: #6e899a;
$custom-dark: #000000;

JSON

{
  "hex": "#305b71",
  "rgb": {
    "r": 48,
    "g": 91,
    "b": 113
  },
  "hsl": {
    "h": 200.308,
    "s": 40.373,
    "l": 31.569
  },
  "oklch": {
    "l": 0.44974,
    "c": 0.0599,
    "h": 232.5
  },
  "luminance": 0.09303
}

Semantic roles & 50–950 ramp

primary

#305B71

secondary

#A2735B

accent

#8058D0

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #305B71

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

Preview Lab → · Contrast checker → · Palette generator →