#2A90B4#2A90B4

#2A90B4 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.2% C 0.105 H 226.5°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#2A90B4
RGB	rgb(42, 144, 180)
HSL	hsl(196, 62%, 44%)
HSV	hsv(196, 77%, 71%)
CMYK	cmyk(76.7%, 20%, 0%, 29.4%)
CIE-LAB	lab(55.82, -16.37, -27.05)
CIE-LCH	lch(55.82, 31.62, 238.81°)
OKLab	oklab(61.22% -0.072 -0.0759)
OKLCH	oklch(61.22% 0.105 226.5)
XYZ	xyz(19.1629, 23.7317, 46.7419)
Luminance	0.2373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A90B4 #B44E2A

analogous

#2AB493 #2A90B4 #2A4BB4

triadic

#2A90B4 #B42A90 #90B42A

tetradic

#2A90B4 #932AB4 #B44E2A #4BB42A

square

#2A90B4 #932AB4 #B44E2A #4BB42A

split-complementary

#2A90B4 #B42A4B #B4932A

monochromatic

#134151 #1E6882 #2A90B4 #47AFD4 #79C5E0

Accessibility & contrast

On white

3.65

#2A90B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#2A90B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A90B4

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A90B4	#FFFFFF	#000000	##000000
##2A90B4	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB6

Deuteranopia (green-blind)

#6A80B4

Tritanopia (blue-blind)

#009A9C

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2a90b4;
/* rgb */ color: rgb(42, 144, 180);
/* oklch */ color: oklch(61.2% 0.105 226.5);

Tailwind

colors: {
  custom: {
    50: '#79b0ca',
    500: '#2a90b4',
    950: '#000000',
  },
}

SCSS

$custom: #2a90b4;
$custom-light: #79b0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a90b4",
  "rgb": {
    "r": 42,
    "g": 144,
    "b": 180
  },
  "hsl": {
    "h": 195.652,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.61224,
    "c": 0.1046,
    "h": 226.5
  },
  "luminance": 0.23734
}

Semantic roles & 50–950 ramp

primary

#2A90B4

secondary

#C88872

accent

#6D43E5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2A90B4

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

Preview Lab → · Contrast checker → · Palette generator →