#2B7DB1#2B7DB1

#2B7DB1 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.5% C 0.112 H 241.0°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#2B7DB1
RGB	rgb(43, 125, 177)
HSL	hsl(203, 61%, 43%)
HSV	hsv(203, 76%, 69%)
CMYK	cmyk(75.7%, 29.4%, 0%, 30.6%)
CIE-LAB	lab(49.92, -6.57, -34.51)
CIE-LCH	lch(49.92, 35.13, 259.23°)
OKLab	oklab(56.49% -0.054 -0.0976)
OKLCH	oklch(56.49% 0.112 241)
XYZ	xyz(16.2626, 18.3532, 44.2719)
Luminance	0.1835 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B7DB1 #B15F2B

analogous

#2BB1A2 #2B7DB1 #2B3AB1

triadic

#2B7DB1 #B12B7D #7DB12B

tetradic

#2B7DB1 #A22BB1 #B15F2B #3AB12B

square

#2B7DB1 #A22BB1 #B15F2B #3AB12B

split-complementary

#2B7DB1 #B12B3A #B1A22B

monochromatic

#13374F #1F5A80 #2B7DB1 #479CD2 #78B7DE

Accessibility & contrast

On white

4.50

#2B7DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#2B7DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B7DB1

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B7DB1	#FFFFFF	#000000	##000000
##2B7DB1	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#657EB3

Deuteranopia (green-blind)

#5271B0

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #2b7db1;
/* rgb */ color: rgb(43, 125, 177);
/* oklch */ color: oklch(56.5% 0.112 241.0);

Tailwind

colors: {
  custom: {
    50: '#77a2c8',
    500: '#2b7db1',
    950: '#000000',
  },
}

SCSS

$custom: #2b7db1;
$custom-light: #77a2c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b7db1",
  "rgb": {
    "r": 43,
    "g": 125,
    "b": 177
  },
  "hsl": {
    "h": 203.284,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.56489,
    "c": 0.11159,
    "h": 241
  },
  "luminance": 0.18355
}

Semantic roles & 50–950 ramp

primary

#2B7DB1

secondary

#C69272

accent

#8244E4

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0F13

muted

#7C7E82

Preview Lab

Preview with #2B7DB1

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

Preview Lab → · Contrast checker → · Palette generator →