#307A91#307A91

#307A91 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.3% C 0.080 H 221.8°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#307A91
RGB	rgb(48, 122, 145)
HSL	hsl(194, 50%, 38%)
HSV	hsv(194, 67%, 57%)
CMYK	cmyk(66.9%, 15.9%, 0%, 43.1%)
CIE-LAB	lab(47.74, -15.24, -19.20)
CIE-LCH	lch(47.74, 24.52, 231.56°)
OKLab	oklab(54.33% -0.0598 -0.0535)
OKLCH	oklch(54.33% 0.08 221.8)
XYZ	xyz(13.2872, 16.5904, 29.2846)
Luminance	0.1659 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#307A91 #914730

analogous

#309177 #307A91 #304991

triadic

#307A91 #91307A #7A9130

tetradic

#307A91 #773091 #914730 #499130

square

#307A91 #773091 #914730 #499130

split-complementary

#307A91 #913049 #917730

monochromatic

#122D35 #215363 #307A91 #3FA1BF #6DB7CF

Accessibility & contrast

On white

4.86

#307A91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#307A91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #307A91

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##307A91	#FFFFFF	#000000	##FFFFFF
##307A91	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7792

Deuteranopia (green-blind)

#5F6D91

Tritanopia (blue-blind)

#008181

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #307a91;
/* rgb */ color: rgb(48, 122, 145);
/* oklch */ color: oklch(54.3% 0.080 221.8);

Tailwind

colors: {
  custom: {
    50: '#74a0b1',
    500: '#307a91',
    950: '#000000',
  },
}

SCSS

$custom: #307a91;
$custom-light: #74a0b1;
$custom-dark: #000000;

JSON

{
  "hex": "#307a91",
  "rgb": {
    "r": 48,
    "g": 122,
    "b": 145
  },
  "hsl": {
    "h": 194.227,
    "s": 50.259,
    "l": 37.843
  },
  "oklch": {
    "l": 0.54331,
    "c": 0.08028,
    "h": 221.8
  },
  "luminance": 0.16592
}

Semantic roles & 50–950 ramp

primary

#307A91

secondary

#B67A67

accent

#6F4EDA

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #307A91

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

Preview Lab → · Contrast checker → · Palette generator →