#2D90BB#2D90BB

#2D90BB is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.6% C 0.109 H 231.5°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#2D90BB
RGB	rgb(45, 144, 187)
HSL	hsl(198, 61%, 45%)
HSV	hsv(198, 76%, 73%)
CMYK	cmyk(75.9%, 23%, 0%, 26.7%)
CIE-LAB	lab(56.18, -13.61, -30.47)
CIE-LCH	lch(56.18, 33.37, 245.93°)
OKLab	oklab(61.63% -0.0681 -0.0857)
OKLCH	oklch(61.63% 0.109 231.5)
XYZ	xyz(20.0215, 24.0899, 50.5987)
Luminance	0.2409 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D90BB #BB582D

analogous

#2DBB9F #2D90BB #2D49BB

triadic

#2D90BB #BB2D90 #90BB2D

tetradic

#2D90BB #9F2DBB #BB582D #49BB2D

square

#2D90BB #9F2DBB #BB582D #49BB2D

split-complementary

#2D90BB #BB2D49 #BB9F2D

monochromatic

#154458 #216A8A #2D90BB #50ADD5 #82C4E1

Accessibility & contrast

On white

3.61

#2D90BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#2D90BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2D90BB

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D90BB	#FFFFFF	#000000	##000000
##2D90BB	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8EBD

Deuteranopia (green-blind)

#6781BA

Tritanopia (blue-blind)

#009C9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #2d90bb;
/* rgb */ color: rgb(45, 144, 187);
/* oklch */ color: oklch(61.6% 0.109 231.5);

Tailwind

colors: {
  custom: {
    50: '#7bb0cf',
    500: '#2d90bb',
    950: '#000000',
  },
}

SCSS

$custom: #2d90bb;
$custom-light: #7bb0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d90bb",
  "rgb": {
    "r": 45,
    "g": 144,
    "b": 187
  },
  "hsl": {
    "h": 198.169,
    "s": 61.207,
    "l": 45.49
  },
  "oklch": {
    "l": 0.61627,
    "c": 0.10947,
    "h": 231.5
  },
  "luminance": 0.24092
}

Semantic roles & 50–950 ramp

primary

#2D90BB

secondary

#CA927A

accent

#7443E4

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #2D90BB

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

Preview Lab → · Contrast checker → · Palette generator →