#1861B3#1861B3

#1861B3 is a mid, vivid cyan. Relative luminance 0.120; OKLCH L 49.6% C 0.147 H 255.0°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#1861B3
RGB	rgb(24, 97, 179)
HSL	hsl(212, 76%, 40%)
HSV	hsv(212, 87%, 70%)
CMYK	cmyk(86.6%, 45.8%, 0%, 29.8%)
CIE-LAB	lab(41.21, 9.59, -49.54)
CIE-LCH	lch(41.21, 50.46, 280.96°)
OKLab	oklab(49.57% -0.038 -0.1423)
OKLCH	oklch(49.57% 0.147 255)
XYZ	xyz(12.7850, 11.9966, 44.2808)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1861B3 #B36A18

analogous

#18AFB3 #1861B3 #1C18B3

triadic

#1861B3 #B31861 #61B318

tetradic

#1861B3 #B318AF #B36A18 #18B31C

square

#1861B3 #B318AF #B36A18 #18B31C

split-complementary

#1861B3 #B31C18 #AFB318

monochromatic

#0A2747 #11447D #1861B3 #267FE2 #5C9FE9

Accessibility & contrast

On white

6.18

#1861B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#1861B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1861B3

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1861B3	#FFFFFF	#000000	##FFFFFF
##1861B3	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3468B6

Deuteranopia (green-blind)

#0B5BB1

Tritanopia (blue-blind)

#007581

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1861b3;
/* rgb */ color: rgb(24, 97, 179);
/* oklch */ color: oklch(49.6% 0.147 255.0);

Tailwind

colors: {
  custom: {
    50: '#728dca',
    500: '#1861b3',
    950: '#000000',
  },
}

SCSS

$custom: #1861b3;
$custom-light: #728dca;
$custom-dark: #000000;

JSON

{
  "hex": "#1861b3",
  "rgb": {
    "r": 24,
    "g": 97,
    "b": 179
  },
  "hsl": {
    "h": 211.742,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4957,
    "c": 0.14731,
    "h": 255
  },
  "luminance": 0.11998
}

Semantic roles & 50–950 ramp

primary

#1861B3

secondary

#CD975A

accent

#9935F3

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C13

muted

#7B7D82

Preview Lab

Preview with #1861B3

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

Preview Lab → · Contrast checker → · Palette generator →