#2D83BB#2D83BB

#2D83BB is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.5% C 0.118 H 241.8°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#2D83BB
RGB	rgb(45, 131, 187)
HSL	hsl(204, 61%, 45%)
HSV	hsv(204, 76%, 73%)
CMYK	cmyk(75.9%, 29.9%, 0%, 26.7%)
CIE-LAB	lab(52.26, -6.22, -36.59)
CIE-LCH	lch(52.26, 37.11, 260.35°)
OKLab	oklab(58.51% -0.0556 -0.1036)
OKLCH	oklch(58.51% 0.118 241.8)
XYZ	xyz(18.1646, 20.3762, 49.9797)
Luminance	0.2038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D83BB #BB652D

analogous

#2DBBAC #2D83BB #2D3CBB

triadic

#2D83BB #BB2D83 #83BB2D

tetradic

#2D83BB #AC2DBB #BB652D #3CBB2D

square

#2D83BB #AC2DBB #BB652D #3CBB2D

split-complementary

#2D83BB #BB2D3C #BBAC2D

monochromatic

#153E58 #21608A #2D83BB #50A1D5 #82BBE1

Accessibility & contrast

On white

4.14

#2D83BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#2D83BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2D83BB

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D83BB	#FFFFFF	#000000	##000000
##2D83BB	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6984BD

Deuteranopia (green-blind)

#5577BA

Tritanopia (blue-blind)

#009197

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #2d83bb;
/* rgb */ color: rgb(45, 131, 187);
/* oklch */ color: oklch(58.5% 0.118 241.8);

Tailwind

colors: {
  custom: {
    50: '#7aa6cf',
    500: '#2d83bb',
    950: '#000000',
  },
}

SCSS

$custom: #2d83bb;
$custom-light: #7aa6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d83bb",
  "rgb": {
    "r": 45,
    "g": 131,
    "b": 187
  },
  "hsl": {
    "h": 203.662,
    "s": 61.207,
    "l": 45.49
  },
  "oklch": {
    "l": 0.58512,
    "c": 0.11756,
    "h": 241.8
  },
  "luminance": 0.20378
}

Semantic roles & 50–950 ramp

primary

#2D83BB

secondary

#CA997A

accent

#8343E4

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #2D83BB

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

Preview Lab → · Contrast checker → · Palette generator →