#30738E#30738E

#30738E is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.4% C 0.079 H 227.8°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#30738E
RGB	rgb(48, 115, 142)
HSL	hsl(197, 49%, 37%)
HSV	hsv(197, 66%, 56%)
CMYK	cmyk(66.2%, 19%, 0%, 44.3%)
CIE-LAB	lab(45.42, -12.30, -21.00)
CIE-LCH	lch(45.42, 24.34, 239.64°)
OKLab	oklab(52.43% -0.0533 -0.0587)
OKLCH	oklch(52.43% 0.079 227.8)
XYZ	xyz(12.2302, 14.8416, 27.8061)
Luminance	0.1484 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30738E #8E4B30

analogous

#308E7A #30738E #30448E

triadic

#30738E #8E3073 #738E30

tetradic

#30738E #7A308E #8E4B30 #448E30

square

#30738E #7A308E #8E4B30 #448E30

split-complementary

#30738E #8E3044 #8E7A30

monochromatic

#112933 #214E60 #30738E #3F98BC #6BB1CD

Accessibility & contrast

On white

5.29

#30738E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#30738E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30738E

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30738E	#FFFFFF	#000000	##FFFFFF
##30738E	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65718F

Deuteranopia (green-blind)

#58678E

Tritanopia (blue-blind)

#007B7C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #30738e;
/* rgb */ color: rgb(48, 115, 142);
/* oklch */ color: oklch(52.4% 0.079 227.8);

Tailwind

colors: {
  custom: {
    50: '#739baf',
    500: '#30738e',
    950: '#000000',
  },
}

SCSS

$custom: #30738e;
$custom-light: #739baf;
$custom-dark: #000000;

JSON

{
  "hex": "#30738e",
  "rgb": {
    "r": 48,
    "g": 115,
    "b": 142
  },
  "hsl": {
    "h": 197.234,
    "s": 49.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.52433,
    "c": 0.07925,
    "h": 227.8
  },
  "luminance": 0.14843
}

Semantic roles & 50–950 ramp

primary

#30738E

secondary

#B47C65

accent

#764FD9

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #30738E

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

Preview Lab → · Contrast checker → · Palette generator →