#30738F#30738F

#30738F is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.5% C 0.080 H 228.7°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#30738F
RGB	rgb(48, 115, 143)
HSL	hsl(198, 50%, 37%)
HSV	hsv(198, 66%, 56%)
CMYK	cmyk(66.4%, 19.6%, 0%, 43.9%)
CIE-LAB	lab(45.46, -11.96, -21.53)
CIE-LCH	lch(45.46, 24.63, 240.94°)
OKLab	oklab(52.48% -0.0529 -0.0602)
OKLCH	oklch(52.48% 0.08 228.7)
XYZ	xyz(12.3056, 14.8717, 28.2033)
Luminance	0.1487 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30738F #8F4C30

analogous

#308F7B #30738F #30448F

triadic

#30738F #8F3073 #738F30

tetradic

#30738F #7B308F #8F4C30 #448F30

square

#30738F #7B308F #8F4C30 #448F30

split-complementary

#30738F #8F3044 #8F7B30

monochromatic

#112933 #214E61 #30738F #3F98BD #6CB1CE

Accessibility & contrast

On white

5.28

#30738F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#30738F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30738F

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30738F	#FFFFFF	#000000	##FFFFFF
##30738F	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647190

Deuteranopia (green-blind)

#57678F

Tritanopia (blue-blind)

#007B7C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #30738f;
/* rgb */ color: rgb(48, 115, 143);
/* oklch */ color: oklch(52.5% 0.080 228.7);

Tailwind

colors: {
  custom: {
    50: '#739bb0',
    500: '#30738f',
    950: '#000000',
  },
}

SCSS

$custom: #30738f;
$custom-light: #739bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#30738f",
  "rgb": {
    "r": 48,
    "g": 115,
    "b": 143
  },
  "hsl": {
    "h": 197.684,
    "s": 49.738,
    "l": 37.451
  },
  "oklch": {
    "l": 0.5248,
    "c": 0.08012,
    "h": 228.7
  },
  "luminance": 0.14873
}

Semantic roles & 50–950 ramp

primary

#30738F

secondary

#B57D66

accent

#774FD9

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #30738F

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

Preview Lab → · Contrast checker → · Palette generator →