#28758F#28758F

#28758F is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.7% C 0.084 H 224.4°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#28758F
RGB	rgb(40, 117, 143)
HSL	hsl(195, 56%, 36%)
HSV	hsv(195, 72%, 56%)
CMYK	cmyk(72%, 18.2%, 0%, 43.9%)
CIE-LAB	lab(45.85, -14.41, -20.95)
CIE-LCH	lch(45.85, 25.43, 235.47°)
OKLab	oklab(52.72% -0.0598 -0.0586)
OKLCH	oklch(52.72% 0.084 224.4)
XYZ	xyz(12.1923, 15.1555, 28.2640)
Luminance	0.1516 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28758F #8F4228

analogous

#288F75 #28758F #28418F

triadic

#28758F #8F2875 #758F28

tetradic

#28758F #75288F #8F4228 #418F28

square

#28758F #75288F #8F4228 #418F28

split-complementary

#28758F #8F2841 #8F7528

monochromatic

#0D272F #1B4E5F #28758F #359CBF #5FB5D2

Accessibility & contrast

On white

5.21

#28758F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#28758F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28758F

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28758F	#FFFFFF	#000000	##FFFFFF
##28758F	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667290

Deuteranopia (green-blind)

#58688F

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #28758f;
/* rgb */ color: rgb(40, 117, 143);
/* oklch */ color: oklch(52.7% 0.084 224.4);

Tailwind

colors: {
  custom: {
    50: '#709caf',
    500: '#28758f',
    950: '#000000',
  },
}

SCSS

$custom: #28758f;
$custom-light: #709caf;
$custom-dark: #000000;

JSON

{
  "hex": "#28758f",
  "rgb": {
    "r": 40,
    "g": 117,
    "b": 143
  },
  "hsl": {
    "h": 195.146,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.52722,
    "c": 0.0837,
    "h": 224.4
  },
  "luminance": 0.15157
}

Semantic roles & 50–950 ramp

primary

#28758F

secondary

#B8725B

accent

#6E48E0

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #28758F

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

Preview Lab → · Contrast checker → · Palette generator →