#2858A3#2858A3

#2858A3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 46.9% C 0.132 H 259.1°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#2858A3
RGB	rgb(40, 88, 163)
HSL	hsl(217, 61%, 40%)
HSV	hsv(217, 75%, 64%)
CMYK	cmyk(75.5%, 46%, 0%, 36.1%)
CIE-LAB	lab(37.97, 10.82, -45.25)
CIE-LCH	lch(37.97, 46.52, 283.44°)
OKLab	oklab(46.86% -0.0249 -0.1297)
OKLCH	oklch(46.86% 0.132 259.1)
XYZ	xyz(10.9733, 10.0737, 36.0093)
Luminance	0.1008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2858A3 #A37328

analogous

#2896A3 #2858A3 #3528A3

triadic

#2858A3 #A32858 #58A328

tetradic

#2858A3 #A32896 #A37328 #28A335

square

#2858A3 #A32896 #A37328 #28A335

split-complementary

#2858A3 #A33528 #96A328

monochromatic

#102341 #1C3D72 #2858A3 #3A74CF #6B96DB

Accessibility & contrast

On white

6.97

#2858A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#2858A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2858A3

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2858A3	#FFFFFF	#000000	##FFFFFF
##2858A3	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315FA6

Deuteranopia (green-blind)

#1654A1

Tritanopia (blue-blind)

#006A75

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2858a3;
/* rgb */ color: rgb(40, 88, 163);
/* oklch */ color: oklch(46.9% 0.132 259.1);

Tailwind

colors: {
  custom: {
    50: '#7386bf',
    500: '#2858a3',
    950: '#000000',
  },
}

SCSS

$custom: #2858a3;
$custom-light: #7386bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2858a3",
  "rgb": {
    "r": 40,
    "g": 88,
    "b": 163
  },
  "hsl": {
    "h": 216.585,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46861,
    "c": 0.13205,
    "h": 259.1
  },
  "luminance": 0.10075
}

Semantic roles & 50–950 ramp

primary

#2858A3

secondary

#C19D66

accent

#A544E4

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2858A3

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

Preview Lab → · Contrast checker → · Palette generator →