#2B5D7B#2B5D7B

#2B5D7B is a mid, moderate cyan. Relative luminance 0.098; OKLCH L 45.8% C 0.073 H 237.6°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#2B5D7B
RGB	rgb(43, 93, 123)
HSL	hsl(203, 48%, 33%)
HSV	hsv(203, 65%, 48%)
CMYK	cmyk(65%, 24.4%, 0%, 51.8%)
CIE-LAB	lab(37.43, -6.84, -21.90)
CIE-LCH	lch(37.43, 22.94, 252.66°)
OKLab	oklab(45.75% -0.0389 -0.0614)
OKLCH	oklch(45.75% 0.073 237.6)
XYZ	xyz(8.4844, 9.7715, 20.1740)
Luminance	0.0977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5D7B #7B492B

analogous

#2B7B71 #2B5D7B #2B357B

triadic

#2B5D7B #7B2B5D #5D7B2B

tetradic

#2B5D7B #712B7B #7B492B #357B2B

square

#2B5D7B #712B7B #7B492B #357B2B

split-complementary

#2B5D7B #7B2B35 #7B712B

monochromatic

#0B1820 #1B3B4E #2B5D7B #3B7FA8 #5B9EC6

Accessibility & contrast

On white

7.11

#2B5D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#2B5D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B5D7B

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5D7B	#FFFFFF	#000000	##FFFFFF
##2B5D7B	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5D7C

Deuteranopia (green-blind)

#44557A

Tritanopia (blue-blind)

#006567

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2b5d7b;
/* rgb */ color: rgb(43, 93, 123);
/* oklch */ color: oklch(45.8% 0.073 237.6);

Tailwind

colors: {
  custom: {
    50: '#6d8aa1',
    500: '#2b5d7b',
    950: '#000000',
  },
}

SCSS

$custom: #2b5d7b;
$custom-light: #6d8aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5d7b",
  "rgb": {
    "r": 43,
    "g": 93,
    "b": 123
  },
  "hsl": {
    "h": 202.5,
    "s": 48.193,
    "l": 32.549
  },
  "oklch": {
    "l": 0.45752,
    "c": 0.07273,
    "h": 237.6
  },
  "luminance": 0.09772
}

Semantic roles & 50–950 ramp

primary

#2B5D7B

secondary

#AB7656

accent

#8350D8

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #2B5D7B

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

Preview Lab → · Contrast checker → · Palette generator →