#1990B4#1990B4

#1990B4 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 60.9% C 0.110 H 224.8°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#1990B4
RGB	rgb(25, 144, 180)
HSL	hsl(194, 76%, 40%)
HSV	hsv(194, 86%, 71%)
CMYK	cmyk(86.1%, 20%, 0%, 29.4%)
CIE-LAB	lab(55.53, -17.98, -27.52)
CIE-LCH	lch(55.53, 32.87, 236.84°)
OKLab	oklab(60.91% -0.0778 -0.0773)
OKLCH	oklch(60.91% 0.11 224.8)
XYZ	xyz(18.6089, 23.4461, 46.7159)
Luminance	0.2345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1990B4 #B43D19

analogous

#19B48A #1990B4 #1943B4

triadic

#1990B4 #B41990 #90B419

tetradic

#1990B4 #8A19B4 #B43D19 #43B419

square

#1990B4 #8A19B4 #B43D19 #43B419

split-complementary

#1990B4 #B41943 #B48A19

monochromatic

#0A3A49 #12657E #1990B4 #29B6E1 #5FC9E9

Accessibility & contrast

On white

3.69

#1990B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#1990B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1990B4

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1990B4	#FFFFFF	#000000	##000000
##1990B4	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB6

Deuteranopia (green-blind)

#687FB4

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #1990b4;
/* rgb */ color: rgb(25, 144, 180);
/* oklch */ color: oklch(60.9% 0.110 224.8);

Tailwind

colors: {
  custom: {
    50: '#74b0ca',
    500: '#1990b4',
    950: '#000000',
  },
}

SCSS

$custom: #1990b4;
$custom-light: #74b0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1990b4",
  "rgb": {
    "r": 25,
    "g": 144,
    "b": 180
  },
  "hsl": {
    "h": 193.935,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.60908,
    "c": 0.10974,
    "h": 224.8
  },
  "luminance": 0.23448
}

Semantic roles & 50–950 ramp

primary

#1990B4

secondary

#CD765C

accent

#6136F2

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1990B4

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

Preview Lab → · Contrast checker → · Palette generator →