#2B657C#2B657C

#2B657C is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 47.8% C 0.070 H 227.1°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#2B657C
RGB	rgb(43, 101, 124)
HSL	hsl(197, 49%, 33%)
HSV	hsv(197, 65%, 49%)
CMYK	cmyk(65.3%, 18.5%, 0%, 51.4%)
CIE-LAB	lab(40.04, -11.26, -18.48)
CIE-LCH	lch(40.04, 21.64, 238.64°)
OKLab	oklab(47.84% -0.0478 -0.0516)
OKLCH	oklch(47.84% 0.07 227.1)
XYZ	xyz(9.2866, 11.2752, 20.7518)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B657C #7C422B

analogous

#2B7C6A #2B657C #2B3C7C

triadic

#2B657C #7C2B65 #657C2B

tetradic

#2B657C #6A2B7C #7C422B #3C7C2B

square

#2B657C #6A2B7C #7C422B #3C7C2B

split-complementary

#2B657C #7C2B3C #7C6A2B

monochromatic

#0B1B21 #1B404F #2B657C #3B8AA9 #5BA8C6

Accessibility & contrast

On white

6.45

#2B657C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#2B657C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B657C

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B657C	#FFFFFF	#000000	##FFFFFF
##2B657C	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59637D

Deuteranopia (green-blind)

#4D5B7C

Tritanopia (blue-blind)

#006C6C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2b657c;
/* rgb */ color: rgb(43, 101, 124);
/* oklch */ color: oklch(47.8% 0.070 227.1);

Tailwind

colors: {
  custom: {
    50: '#6e91a2',
    500: '#2b657c',
    950: '#000000',
  },
}

SCSS

$custom: #2b657c;
$custom-light: #6e91a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b657c",
  "rgb": {
    "r": 43,
    "g": 101,
    "b": 124
  },
  "hsl": {
    "h": 197.037,
    "s": 48.503,
    "l": 32.745
  },
  "oklch": {
    "l": 0.47844,
    "c": 0.07036,
    "h": 227.1
  },
  "luminance": 0.11276
}

Semantic roles & 50–950 ramp

primary

#2B657C

secondary

#AC6F57

accent

#7650D8

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#080C0F

muted

#7B7D7E

Preview Lab

Preview with #2B657C

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

Preview Lab → · Contrast checker → · Palette generator →