#1856B3#1856B3

#1856B3 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.1% C 0.161 H 259.1°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#1856B3
RGB	rgb(24, 86, 179)
HSL	hsl(216, 76%, 40%)
HSV	hsv(216, 87%, 70%)
CMYK	cmyk(86.6%, 52%, 0%, 29.8%)
CIE-LAB	lab(38.03, 16.83, -54.68)
CIE-LCH	lch(38.03, 57.21, 287.11°)
OKLab	oklab(47.12% -0.0302 -0.1577)
OKLCH	oklch(47.12% 0.161 259.1)
XYZ	xyz(11.8382, 10.1029, 43.9652)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1856B3 #B37518

analogous

#18A4B3 #1856B3 #2718B3

triadic

#1856B3 #B31856 #56B318

tetradic

#1856B3 #B318A4 #B37518 #18B327

square

#1856B3 #B318A4 #B37518 #18B327

split-complementary

#1856B3 #B32718 #A4B318

monochromatic

#0A2247 #113C7D #1856B3 #2671E2 #5C95E9

Accessibility & contrast

On white

6.95

#1856B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#1856B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1856B3

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1856B3	#FFFFFF	#000000	##FFFFFF
##1856B3	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1461B6

Deuteranopia (green-blind)

#0053B1

Tritanopia (blue-blind)

#006D7C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1856b3;
/* rgb */ color: rgb(24, 86, 179);
/* oklch */ color: oklch(47.1% 0.161 259.1);

Tailwind

colors: {
  custom: {
    50: '#7384ca',
    500: '#1856b3',
    950: '#000000',
  },
}

SCSS

$custom: #1856b3;
$custom-light: #7384ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1856b3",
  "rgb": {
    "r": 24,
    "g": 86,
    "b": 179
  },
  "hsl": {
    "h": 216,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.47119,
    "c": 0.16054,
    "h": 259.1
  },
  "luminance": 0.10104
}

Semantic roles & 50–950 ramp

primary

#1856B3

secondary

#CD9F5A

accent

#A735F3

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #1856B3

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

Preview Lab → · Contrast checker → · Palette generator →