#3580AD#3580AD

#3580AD is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.3% C 0.101 H 238.5°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3580AD
RGB	rgb(53, 128, 173)
HSL	hsl(203, 53%, 44%)
HSV	hsv(203, 69%, 68%)
CMYK	cmyk(69.4%, 26%, 0%, 32.2%)
CIE-LAB	lab(50.93, -8.30, -30.59)
CIE-LCH	lch(50.93, 31.70, 254.81°)
OKLab	oklab(57.31% -0.0527 -0.0861)
OKLCH	oklch(57.31% 0.101 238.5)
XYZ	xyz(16.7273, 19.2105, 42.3535)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3580AD #AD6235

analogous

#35AD9E #3580AD #3544AD

triadic

#3580AD #AD3580 #80AD35

tetradic

#3580AD #9E35AD #AD6235 #44AD35

square

#3580AD #9E35AD #AD6235 #44AD35

split-complementary

#3580AD #AD3544 #AD9E35

monochromatic

#183B4F #275D7E #3580AD #549ECB #83B9D9

Accessibility & contrast

On white

4.34

#3580AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#3580AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3580AD

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3580AD	#FFFFFF	#000000	##000000
##3580AD	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B80AF

Deuteranopia (green-blind)

#5B74AC

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3580ad;
/* rgb */ color: rgb(53, 128, 173);
/* oklch */ color: oklch(57.3% 0.101 238.5);

Tailwind

colors: {
  custom: {
    50: '#7aa4c5',
    500: '#3580ad',
    950: '#000000',
  },
}

SCSS

$custom: #3580ad;
$custom-light: #7aa4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3580ad",
  "rgb": {
    "r": 53,
    "g": 128,
    "b": 173
  },
  "hsl": {
    "h": 202.5,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.57311,
    "c": 0.10101,
    "h": 238.5
  },
  "luminance": 0.19212
}

Semantic roles & 50–950 ramp

primary

#3580AD

secondary

#C3967B

accent

#824BDD

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #3580AD

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

Preview Lab → · Contrast checker → · Palette generator →