#30639C#30639C

#30639C is a mid, moderate cyan. Relative luminance 0.120; OKLCH L 49.3% C 0.107 H 253.0°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#30639C
RGB	rgb(48, 99, 156)
HSL	hsl(212, 53%, 40%)
HSV	hsv(212, 69%, 61%)
CMYK	cmyk(69.2%, 36.5%, 0%, 38.8%)
CIE-LAB	lab(41.14, 2.29, -36.01)
CIE-LCH	lch(41.14, 36.09, 273.64°)
OKLab	oklab(49.27% -0.0313 -0.1023)
OKLCH	oklch(49.27% 0.107 253)
XYZ	xyz(11.6793, 11.9511, 33.1373)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30639C #9C6930

analogous

#30999C #30639C #33309C

triadic

#30639C #9C3063 #639C30

tetradic

#30639C #9C3099 #9C6930 #309C33

square

#30639C #9C3099 #9C6930 #309C33

split-complementary

#30639C #9C3330 #999C30

monochromatic

#13283E #22456D #30639C #4481C5 #73A0D4

Accessibility & contrast

On white

6.19

#30639C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#30639C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30639C

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30639C	#FFFFFF	#000000	##FFFFFF
##30639C	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A679E

Deuteranopia (green-blind)

#3A5C9B

Tritanopia (blue-blind)

#007078

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #30639c;
/* rgb */ color: rgb(48, 99, 156);
/* oklch */ color: oklch(49.3% 0.107 253.0);

Tailwind

colors: {
  custom: {
    50: '#758fb9',
    500: '#30639c',
    950: '#000000',
  },
}

SCSS

$custom: #30639c;
$custom-light: #758fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#30639c",
  "rgb": {
    "r": 48,
    "g": 99,
    "b": 156
  },
  "hsl": {
    "h": 211.667,
    "s": 52.941,
    "l": 40
  },
  "oklch": {
    "l": 0.49269,
    "c": 0.10698,
    "h": 253
  },
  "luminance": 0.11952
}

Semantic roles & 50–950 ramp

primary

#30639C

secondary

#BC966C

accent

#984BDC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #30639C

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

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