#2B5E8A#2B5E8A

#2B5E8A is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 46.8% C 0.090 H 247.2°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#2B5E8A
RGB	rgb(43, 94, 138)
HSL	hsl(208, 52%, 35%)
HSV	hsv(208, 69%, 54%)
CMYK	cmyk(68.8%, 31.9%, 0%, 45.9%)
CIE-LAB	lab(38.47, -2.05, -29.42)
CIE-LCH	lch(38.47, 29.49, 266.01°)
OKLab	oklab(46.81% -0.0349 -0.0832)
OKLCH	oklch(46.81% 0.09 247.2)
XYZ	xyz(9.5847, 10.3530, 25.5330)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5E8A #8A572B

analogous

#2B8A86 #2B5E8A #2B2F8A

triadic

#2B5E8A #8A2B5E #5E8A2B

tetradic

#2B5E8A #862B8A #8A572B #2F8A2B

square

#2B5E8A #862B8A #8A572B #2F8A2B

split-complementary

#2B5E8A #8A2B2F #8A862B

monochromatic

#0E1E2D #1C3E5B #2B5E8A #3A7EB9 #619CCE

Accessibility & contrast

On white

6.84

#2B5E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2B5E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5E8A

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5E8A	#FFFFFF	#000000	##FFFFFF
##2B5E8A	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B608C

Deuteranopia (green-blind)

#3D5689

Tritanopia (blue-blind)

#00686E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2b5e8a;
/* rgb */ color: rgb(43, 94, 138);
/* oklch */ color: oklch(46.8% 0.090 247.2);

Tailwind

colors: {
  custom: {
    50: '#6f8bac',
    500: '#2b5e8a',
    950: '#000000',
  },
}

SCSS

$custom: #2b5e8a;
$custom-light: #6f8bac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5e8a",
  "rgb": {
    "r": 43,
    "g": 94,
    "b": 138
  },
  "hsl": {
    "h": 207.789,
    "s": 52.486,
    "l": 35.49
  },
  "oklch": {
    "l": 0.46811,
    "c": 0.09022,
    "h": 247.2
  },
  "luminance": 0.10354
}

Semantic roles & 50–950 ramp

primary

#2B5E8A

secondary

#B4855D

accent

#8F4CDC

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #2B5E8A

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

Preview Lab → · Contrast checker → · Palette generator →