#30729B#30729B

#30729B is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.8% C 0.093 H 239.3°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#30729B
RGB	rgb(48, 114, 155)
HSL	hsl(203, 53%, 40%)
HSV	hsv(203, 69%, 61%)
CMYK	cmyk(69%, 26.5%, 0%, 39.2%)
CIE-LAB	lab(45.67, -7.23, -28.30)
CIE-LCH	lch(45.67, 29.21, 255.67°)
OKLab	oklab(52.82% -0.0474 -0.0797)
OKLCH	oklch(52.82% 0.093 239.3)
XYZ	xyz(13.1503, 15.0282, 33.2117)
Luminance	0.1503 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30729B #9B5930

analogous

#309B8F #30729B #303C9B

triadic

#30729B #9B3072 #729B30

tetradic

#30729B #8F309B #9B5930 #3C9B30

square

#30729B #8F309B #9B5930 #3C9B30

split-complementary

#30729B #9B303C #9B8F30

monochromatic

#132D3E #22506C #30729B #4393C5 #72AED3

Accessibility & contrast

On white

5.24

#30729B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#30729B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #30729B

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30729B	#FFFFFF	#000000	##FFFFFF
##30729B	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F729D

Deuteranopia (green-blind)

#50679A

Tritanopia (blue-blind)

#007C80

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #30729b;
/* rgb */ color: rgb(48, 114, 155);
/* oklch */ color: oklch(52.8% 0.093 239.3);

Tailwind

colors: {
  custom: {
    50: '#759ab8',
    500: '#30729b',
    950: '#000000',
  },
}

SCSS

$custom: #30729b;
$custom-light: #759ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#30729b",
  "rgb": {
    "r": 48,
    "g": 114,
    "b": 155
  },
  "hsl": {
    "h": 202.991,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.52824,
    "c": 0.09269,
    "h": 239.3
  },
  "luminance": 0.1503
}

Semantic roles & 50–950 ramp

primary

#30729B

secondary

#BB8A6C

accent

#834CDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #30729B

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

Preview Lab → · Contrast checker → · Palette generator →