#2B657B#2B657B

#2B657B is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 47.8% C 0.070 H 226.0°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#2B657B
RGB	rgb(43, 101, 123)
HSL	hsl(197, 48%, 33%)
HSV	hsv(197, 65%, 48%)
CMYK	cmyk(65%, 17.9%, 0%, 51.8%)
CIE-LAB	lab(40.00, -11.60, -17.93)
CIE-LCH	lch(40.00, 21.36, 237.09°)
OKLab	oklab(47.8% -0.0483 -0.05)
OKLCH	oklch(47.8% 0.07 226)
XYZ	xyz(9.2237, 11.2501, 20.4204)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B657B #7B412B

analogous

#2B7B69 #2B657B #2B3D7B

triadic

#2B657B #7B2B65 #657B2B

tetradic

#2B657B #692B7B #7B412B #3D7B2B

square

#2B657B #692B7B #7B412B #3D7B2B

split-complementary

#2B657B #7B2B3D #7B692B

monochromatic

#0B1B20 #1B404E #2B657B #3B8AA8 #5BA8C6

Accessibility & contrast

On white

6.46

#2B657B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#2B657B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B657B

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B657B	#FFFFFF	#000000	##FFFFFF
##2B657B	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59637C

Deuteranopia (green-blind)

#4E5B7B

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2b657b;
/* rgb */ color: rgb(43, 101, 123);
/* oklch */ color: oklch(47.8% 0.070 226.0);

Tailwind

colors: {
  custom: {
    50: '#6d91a1',
    500: '#2b657b',
    950: '#000000',
  },
}

SCSS

$custom: #2b657b;
$custom-light: #6d91a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b657b",
  "rgb": {
    "r": 43,
    "g": 101,
    "b": 123
  },
  "hsl": {
    "h": 196.5,
    "s": 48.193,
    "l": 32.549
  },
  "oklch": {
    "l": 0.47797,
    "c": 0.06951,
    "h": 226
  },
  "luminance": 0.11251
}

Semantic roles & 50–950 ramp

primary

#2B657B

secondary

#AB6E56

accent

#7550D8

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#080C0F

muted

#7B7D7E

Preview Lab

Preview with #2B657B

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

Preview Lab → · Contrast checker → · Palette generator →