#305C77#305C77

#305C77 is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.5% C 0.066 H 237.5°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#305C77
RGB	rgb(48, 92, 119)
HSL	hsl(203, 43%, 33%)
HSV	hsv(203, 60%, 47%)
CMYK	cmyk(59.7%, 22.7%, 0%, 53.3%)
CIE-LAB	lab(37.14, -6.56, -19.87)
CIE-LCH	lch(37.14, 20.93, 251.73°)
OKLab	oklab(45.52% -0.0353 -0.0555)
OKLCH	oklch(45.52% 0.066 237.5)
XYZ	xyz(8.3746, 9.6138, 18.8635)
Luminance	0.0961 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305C77 #774B30

analogous

#30776E #305C77 #303877

triadic

#305C77 #77305C #5C7730

tetradic

#305C77 #6E3077 #774B30 #387730

square

#305C77 #6E3077 #774B30 #387730

split-complementary

#305C77 #773038 #776E30

monochromatic

#0D1920 #1E3A4B #305C77 #427EA3 #629CC0

Accessibility & contrast

On white

7.18

#305C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#305C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305C77

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305C77	#FFFFFF	#000000	##FFFFFF
##305C77	1.00	7.18	2.92	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505C78

Deuteranopia (green-blind)

#465477

Tritanopia (blue-blind)

#006365

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #305c77;
/* rgb */ color: rgb(48, 92, 119);
/* oklch */ color: oklch(45.5% 0.066 237.5);

Tailwind

colors: {
  custom: {
    50: '#6f8a9e',
    500: '#305c77',
    950: '#000000',
  },
}

SCSS

$custom: #305c77;
$custom-light: #6f8a9e;
$custom-dark: #000000;

JSON

{
  "hex": "#305c77",
  "rgb": {
    "r": 48,
    "g": 92,
    "b": 119
  },
  "hsl": {
    "h": 202.817,
    "s": 42.515,
    "l": 32.745
  },
  "oklch": {
    "l": 0.45521,
    "c": 0.06584,
    "h": 237.5
  },
  "luminance": 0.09615
}

Semantic roles & 50–950 ramp

primary

#305C77

secondary

#A7785C

accent

#8555D2

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #305C77

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

Preview Lab → · Contrast checker → · Palette generator →