#30879B#30879B

#30879B is a mid, moderate cyan. Relative luminance 0.203; OKLCH L 58.0% C 0.086 H 216.0°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#30879B
RGB	rgb(48, 135, 155)
HSL	hsl(191, 53%, 40%)
HSV	hsv(191, 69%, 61%)
CMYK	cmyk(69%, 12.9%, 0%, 39.2%)
CIE-LAB	lab(52.20, -19.05, -18.23)
CIE-LCH	lch(52.20, 26.37, 223.73°)
OKLab	oklab(58.04% -0.0698 -0.0508)
OKLCH	oklch(58.04% 0.086 216)
XYZ	xyz(15.7968, 20.3211, 34.0938)
Luminance	0.2032 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30879B #9B4430

analogous

#309B7A #30879B #30529B

triadic

#30879B #9B3087 #879B30

tetradic

#30879B #7A309B #9B4430 #529B30

square

#30879B #7A309B #9B4430 #529B30

split-complementary

#30879B #9B3052 #9B7A30

monochromatic

#13363E #225E6C #30879B #43ADC5 #72C1D3

Accessibility & contrast

On white

4.15

#30879B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#30879B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #30879B

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30879B	#FFFFFF	#000000	##000000
##30879B	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79839C

Deuteranopia (green-blind)

#6A789B

Tritanopia (blue-blind)

#008E8D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #30879b;
/* rgb */ color: rgb(48, 135, 155);
/* oklch */ color: oklch(58.0% 0.086 216.0);

Tailwind

colors: {
  custom: {
    50: '#76aab8',
    500: '#30879b',
    950: '#000000',
  },
}

SCSS

$custom: #30879b;
$custom-light: #76aab8;
$custom-dark: #000000;

JSON

{
  "hex": "#30879b",
  "rgb": {
    "r": 48,
    "g": 135,
    "b": 155
  },
  "hsl": {
    "h": 191.215,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.58035,
    "c": 0.0863,
    "h": 216
  },
  "luminance": 0.20323
}

Semantic roles & 50–950 ramp

primary

#30879B

secondary

#BB7B6C

accent

#674CDC

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #30879B

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

Preview Lab → · Contrast checker → · Palette generator →