#285EB7#285EB7

#285EB7 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.6% C 0.152 H 259.9°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#285EB7
RGB	rgb(40, 94, 183)
HSL	hsl(217, 64%, 44%)
HSV	hsv(217, 78%, 72%)
CMYK	cmyk(78.1%, 48.6%, 0%, 28.2%)
CIE-LAB	lab(41.02, 14.62, -52.18)
CIE-LCH	lch(41.02, 54.18, 285.65°)
OKLab	oklab(49.62% -0.0266 -0.15)
OKLCH	oklch(49.62% 0.152 259.9)
XYZ	xyz(13.4219, 11.8739, 46.3751)
Luminance	0.1187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285EB7 #B78128

analogous

#28A5B7 #285EB7 #3928B7

triadic

#285EB7 #B7285E #5EB728

tetradic

#285EB7 #B728A5 #B78128 #28B739

square

#285EB7 #B728A5 #B78128 #28B739

split-complementary

#285EB7 #B73928 #A5B728

monochromatic

#122A53 #1D4485 #285EB7 #467CD6 #78A0E1

Accessibility & contrast

On white

6.22

#285EB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#285EB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285EB7

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285EB7	#FFFFFF	#000000	##FFFFFF
##285EB7	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B68BA

Deuteranopia (green-blind)

#005BB5

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #285eb7;
/* rgb */ color: rgb(40, 94, 183);
/* oklch */ color: oklch(49.6% 0.152 259.9);

Tailwind

colors: {
  custom: {
    50: '#788bcd',
    500: '#285eb7',
    950: '#000000',
  },
}

SCSS

$custom: #285eb7;
$custom-light: #788bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#285eb7",
  "rgb": {
    "r": 40,
    "g": 94,
    "b": 183
  },
  "hsl": {
    "h": 217.343,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4962,
    "c": 0.1523,
    "h": 259.9
  },
  "luminance": 0.11875
}

Semantic roles & 50–950 ramp

primary

#285EB7

secondary

#C9A872

accent

#A841E7

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #285EB7

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

Preview Lab → · Contrast checker → · Palette generator →