#1987B4#1987B4

#1987B4 is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.7% C 0.114 H 232.2°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#1987B4
RGB	rgb(25, 135, 180)
HSL	hsl(197, 76%, 40%)
HSV	hsv(197, 86%, 71%)
CMYK	cmyk(86.1%, 25%, 0%, 29.4%)
CIE-LAB	lab(52.76, -13.02, -31.82)
CIE-LCH	lch(52.76, 34.38, 247.74°)
OKLab	oklab(58.69% -0.0696 -0.0898)
OKLCH	oklch(58.69% 0.114 232.2)
XYZ	xyz(17.2997, 20.8277, 46.2795)
Luminance	0.2083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1987B4 #B44619

analogous

#19B493 #1987B4 #193AB4

triadic

#1987B4 #B41987 #87B419

tetradic

#1987B4 #9319B4 #B44619 #3AB419

square

#1987B4 #9319B4 #B44619 #3AB419

split-complementary

#1987B4 #B4193A #B49319

monochromatic

#0A3649 #125F7E #1987B4 #29ACE1 #5FC1E9

Accessibility & contrast

On white

4.07

#1987B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#1987B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1987B4

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1987B4	#FFFFFF	#000000	##000000
##1987B4	1.00	4.07	5.17	5.17
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7086B6

Deuteranopia (green-blind)

#5C78B3

Tritanopia (blue-blind)

#009396

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1987b4;
/* rgb */ color: rgb(25, 135, 180);
/* oklch */ color: oklch(58.7% 0.114 232.2);

Tailwind

colors: {
  custom: {
    50: '#74aaca',
    500: '#1987b4',
    950: '#000000',
  },
}

SCSS

$custom: #1987b4;
$custom-light: #74aaca;
$custom-dark: #000000;

JSON

{
  "hex": "#1987b4",
  "rgb": {
    "r": 25,
    "g": 135,
    "b": 180
  },
  "hsl": {
    "h": 197.419,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.58692,
    "c": 0.11361,
    "h": 232.2
  },
  "luminance": 0.2083
}

Semantic roles & 50–950 ramp

primary

#1987B4

secondary

#CD7D5C

accent

#6C36F2

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1987B4

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

Preview Lab → · Contrast checker → · Palette generator →