#2A90AB#2A90AB

#2A90AB is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 60.8% C 0.098 H 219.8°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#2A90AB
RGB	rgb(42, 144, 171)
HSL	hsl(193, 61%, 42%)
HSV	hsv(193, 75%, 67%)
CMYK	cmyk(75.4%, 15.8%, 0%, 32.9%)
CIE-LAB	lab(55.46, -19.42, -22.46)
CIE-LCH	lch(55.46, 29.69, 229.16°)
OKLab	oklab(60.82% -0.0755 -0.0628)
OKLCH	oklch(60.82% 0.098 219.8)
XYZ	xyz(18.2757, 23.3769, 42.0692)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A90AB #AB452A

analogous

#2AAB86 #2A90AB #2A50AB

triadic

#2A90AB #AB2A90 #90AB2A

tetradic

#2A90AB #862AAB #AB452A #50AB2A

square

#2A90AB #862AAB #AB452A #50AB2A

split-complementary

#2A90AB #AB2A50 #AB862A

monochromatic

#123D49 #1E677A #2A90AB #42B3D1 #73C6DD

Accessibility & contrast

On white

3.70

#2A90AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#2A90AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A90AB

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A90AB	#FFFFFF	#000000	##000000
##2A90AB	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8CAC

Deuteranopia (green-blind)

#6E7FAB

Tritanopia (blue-blind)

#009999

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2a90ab;
/* rgb */ color: rgb(42, 144, 171);
/* oklch */ color: oklch(60.8% 0.098 219.8);

Tailwind

colors: {
  custom: {
    50: '#77b0c4',
    500: '#2a90ab',
    950: '#000000',
  },
}

SCSS

$custom: #2a90ab;
$custom-light: #77b0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a90ab",
  "rgb": {
    "r": 42,
    "g": 144,
    "b": 171
  },
  "hsl": {
    "h": 192.558,
    "s": 60.563,
    "l": 41.765
  },
  "oklch": {
    "l": 0.60816,
    "c": 0.09817,
    "h": 219.8
  },
  "luminance": 0.23379
}

Semantic roles & 50–950 ramp

primary

#2A90AB

secondary

#C47F6D

accent

#6644E4

background

#F7FAFC

surface

#EEF5F8

border

#C9CFD1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2A90AB

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

Preview Lab → · Contrast checker → · Palette generator →