#285D9C#285D9C

#285D9C is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.5% C 0.117 H 254.6°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#285D9C
RGB	rgb(40, 93, 156)
HSL	hsl(213, 59%, 38%)
HSV	hsv(213, 74%, 61%)
CMYK	cmyk(74.4%, 40.4%, 0%, 38.8%)
CIE-LAB	lab(39.03, 4.87, -39.37)
CIE-LCH	lch(39.03, 39.67, 277.05°)
OKLab	oklab(47.54% -0.031 -0.1123)
OKLCH	oklch(47.54% 0.117 254.6)
XYZ	xyz(10.7880, 10.6789, 32.9387)
Luminance	0.1068 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285D9C #9C6728

analogous

#28979C #285D9C #2D289C

triadic

#285D9C #9C285D #5D9C28

tetradic

#285D9C #9C2897 #9C6728 #289C2D

square

#285D9C #9C2897 #9C6728 #289C2D

split-complementary

#285D9C #9C2D28 #979C28

monochromatic

#0F233B #1C406B #285D9C #367ACB #679AD8

Accessibility & contrast

On white

6.70

#285D9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#285D9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285D9C

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285D9C	#FFFFFF	#000000	##FFFFFF
##285D9C	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F629F

Deuteranopia (green-blind)

#2D579B

Tritanopia (blue-blind)

#006C75

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #285d9c;
/* rgb */ color: rgb(40, 93, 156);
/* oklch */ color: oklch(47.5% 0.117 254.6);

Tailwind

colors: {
  custom: {
    50: '#728ab9',
    500: '#285d9c',
    950: '#000000',
  },
}

SCSS

$custom: #285d9c;
$custom-light: #728ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#285d9c",
  "rgb": {
    "r": 40,
    "g": 93,
    "b": 156
  },
  "hsl": {
    "h": 212.586,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.47544,
    "c": 0.11654,
    "h": 254.6
  },
  "luminance": 0.1068
}

Semantic roles & 50–950 ramp

primary

#285D9C

secondary

#BE9462

accent

#9B45E2

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #285D9C

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

Preview Lab → · Contrast checker → · Palette generator →