#1850B4#1850B4

#1850B4 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.9% C 0.169 H 261.1°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#1850B4
RGB	rgb(24, 80, 180)
HSL	hsl(218, 76%, 40%)
HSV	hsv(218, 87%, 71%)
CMYK	cmyk(86.7%, 55.6%, 0%, 29.4%)
CIE-LAB	lab(36.41, 21.24, -57.88)
CIE-LCH	lch(36.41, 61.65, 290.15°)
OKLab	oklab(45.92% -0.0263 -0.1672)
OKLCH	oklch(45.92% 0.169 261.1)
XYZ	xyz(11.4806, 9.2253, 44.3467)
Luminance	0.0923 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1850B4 #B47C18

analogous

#189EB4 #1850B4 #2E18B4

triadic

#1850B4 #B41850 #50B418

tetradic

#1850B4 #B4189E #B47C18 #18B42E

square

#1850B4 #B4189E #B47C18 #18B42E

split-complementary

#1850B4 #B42E18 #9EB418

monochromatic

#0A2048 #11387E #1850B4 #276AE2 #5D8FE9

Accessibility & contrast

On white

7.38

#1850B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#1850B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1850B4

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1850B4	#FFFFFF	#000000	##FFFFFF
##1850B4	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB7

Deuteranopia (green-blind)

#004FB2

Tritanopia (blue-blind)

#00697A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #1850b4;
/* rgb */ color: rgb(24, 80, 180);
/* oklch */ color: oklch(45.9% 0.169 261.1);

Tailwind

colors: {
  custom: {
    50: '#7380cb',
    500: '#1850b4',
    950: '#000000',
  },
}

SCSS

$custom: #1850b4;
$custom-light: #7380cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1850b4",
  "rgb": {
    "r": 24,
    "g": 80,
    "b": 180
  },
  "hsl": {
    "h": 218.462,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.45915,
    "c": 0.16927,
    "h": 261.1
  },
  "luminance": 0.09227
}

Semantic roles & 50–950 ramp

primary

#1850B4

secondary

#CDA45B

accent

#AF35F3

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #1850B4

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

Preview Lab → · Contrast checker → · Palette generator →