#1955B4#1955B4

#1955B4 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.0% C 0.163 H 259.8°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#1955B4
RGB	rgb(25, 85, 180)
HSL	hsl(217, 76%, 40%)
HSV	hsv(217, 86%, 71%)
CMYK	cmyk(86.1%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(37.84, 17.97, -55.57)
CIE-LCH	lch(37.84, 58.40, 287.92°)
OKLab	oklab(47% -0.0289 -0.1603)
OKLCH	oklch(47% 0.163 259.8)
XYZ	xyz(11.8846, 9.9975, 44.4745)
Luminance	0.1000 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1955B4 #B47819

analogous

#19A3B4 #1955B4 #2A19B4

triadic

#1955B4 #B41955 #55B419

tetradic

#1955B4 #B419A3 #B47819 #19B42A

square

#1955B4 #B419A3 #B47819 #19B42A

split-complementary

#1955B4 #B42A19 #A3B419

monochromatic

#0A2249 #123C7E #1955B4 #2970E1 #5F94E9

Accessibility & contrast

On white

7.00

#1955B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#1955B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1955B4

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1955B4	#FFFFFF	#000000	##FFFFFF
##1955B4	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C60B7

Deuteranopia (green-blind)

#0053B2

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1955b4;
/* rgb */ color: rgb(25, 85, 180);
/* oklch */ color: oklch(47.0% 0.163 259.8);

Tailwind

colors: {
  custom: {
    50: '#7384cb',
    500: '#1955b4',
    950: '#000000',
  },
}

SCSS

$custom: #1955b4;
$custom-light: #7384cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1955b4",
  "rgb": {
    "r": 25,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 216.774,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47004,
    "c": 0.1629,
    "h": 259.8
  },
  "luminance": 0.09999
}

Semantic roles & 50–950 ramp

primary

#1955B4

secondary

#CDA15C

accent

#A936F2

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #1955B4

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

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