#2B5271#2B5271

#2B5271 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.4% C 0.068 H 244.4°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#2B5271
RGB	rgb(43, 82, 113)
HSL	hsl(207, 45%, 31%)
HSV	hsv(207, 62%, 44%)
CMYK	cmyk(61.9%, 27.4%, 0%, 55.7%)
CIE-LAB	lab(33.44, -3.57, -21.92)
CIE-LCH	lch(33.44, 22.21, 260.76°)
OKLab	oklab(42.44% -0.0295 -0.0615)
OKLCH	oklch(42.44% 0.068 244.4)
XYZ	xyz(6.9931, 7.7398, 16.7450)
Luminance	0.0774 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5271 #714A2B

analogous

#2B716D #2B5271 #2B2F71

triadic

#2B5271 #712B52 #52712B

tetradic

#2B5271 #6D2B71 #714A2B #2F712B

square

#2B5271 #6D2B71 #714A2B #2F712B

split-complementary

#2B5271 #712B2F #716D2B

monochromatic

#091218 #1A3245 #2B5271 #3C729D #5791BF

Accessibility & contrast

On white

8.24

#2B5271 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#2B5271 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B5271

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5271	#FFFFFF	#000000	##FFFFFF
##2B5271	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455372

Deuteranopia (green-blind)

#3B4C70

Tritanopia (blue-blind)

#00595D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b5271;
/* rgb */ color: rgb(43, 82, 113);
/* oklch */ color: oklch(42.4% 0.068 244.4);

Tailwind

colors: {
  custom: {
    50: '#6b829a',
    500: '#2b5271',
    950: '#000000',
  },
}

SCSS

$custom: #2b5271;
$custom-light: #6b829a;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5271",
  "rgb": {
    "r": 43,
    "g": 82,
    "b": 113
  },
  "hsl": {
    "h": 206.571,
    "s": 44.872,
    "l": 30.588
  },
  "oklch": {
    "l": 0.42436,
    "c": 0.06825,
    "h": 244.4
  },
  "luminance": 0.0774
}

Semantic roles & 50–950 ramp

primary

#2B5271

secondary

#A37755

accent

#8D53D5

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #2B5271

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

Preview Lab → · Contrast checker → · Palette generator →