#2475B1#2475B1

#2475B1 is a mid, vivid cyan. Relative luminance 0.163; OKLCH L 54.4% C 0.121 H 245.5°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#2475B1
RGB	rgb(36, 117, 177)
HSL	hsl(206, 66%, 42%)
HSV	hsv(206, 80%, 69%)
CMYK	cmyk(79.7%, 33.9%, 0%, 30.6%)
CIE-LAB	lab(47.33, -2.63, -38.61)
CIE-LCH	lch(47.33, 38.70, 266.10°)
OKLab	oklab(54.39% -0.05 -0.1097)
OKLCH	oklch(54.39% 0.121 245.5)
XYZ	xyz(15.0216, 16.2702, 43.9352)
Luminance	0.1627 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2475B1 #B16024

analogous

#24B1A7 #2475B1 #242FB1

triadic

#2475B1 #B12475 #75B124

tetradic

#2475B1 #A724B1 #B16024 #2FB124

square

#2475B1 #A724B1 #B16024 #2FB124

split-complementary

#2475B1 #B1242F #B1A724

monochromatic

#0F324B #1A537E #2475B1 #3B95D7 #6EB0E1

Accessibility & contrast

On white

4.94

#2475B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#2475B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2475B1

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2475B1	#FFFFFF	#000000	##FFFFFF
##2475B1	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5977B4

Deuteranopia (green-blind)

#456AB0

Tritanopia (blue-blind)

#00848B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #2475b1;
/* rgb */ color: rgb(36, 117, 177);
/* oklch */ color: oklch(54.4% 0.121 245.5);

Tailwind

colors: {
  custom: {
    50: '#759cc8',
    500: '#2475b1',
    950: '#000000',
  },
}

SCSS

$custom: #2475b1;
$custom-light: #759cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#2475b1",
  "rgb": {
    "r": 36,
    "g": 117,
    "b": 177
  },
  "hsl": {
    "h": 205.532,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.54389,
    "c": 0.12059,
    "h": 245.5
  },
  "luminance": 0.16272
}

Semantic roles & 50–950 ramp

primary

#2475B1

secondary

#C89169

accent

#873FE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2475B1

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

Preview Lab → · Contrast checker → · Palette generator →