#2A4151#2A4151

#2A4151 is a dark, muted cyan. Relative luminance 0.049; OKLCH L 36.3% C 0.040 H 239.6°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#2A4151
RGB	rgb(42, 65, 81)
HSL	hsl(205, 32%, 24%)
HSV	hsv(205, 48%, 32%)
CMYK	cmyk(48.1%, 19.8%, 0%, 68.2%)
CIE-LAB	lab(26.35, -3.98, -12.44)
CIE-LCH	lch(26.35, 13.06, 252.27°)
OKLab	oklab(36.34% -0.0202 -0.0345)
OKLCH	oklch(36.34% 0.04 239.6)
XYZ	xyz(4.3298, 4.8666, 8.4942)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4151 #513A2A

analogous

#2A514E #2A4151 #2A2E51

triadic

#2A4151 #512A41 #41512A

tetradic

#2A4151 #4E2A51 #513A2A #2E512A

square

#2A4151 #4E2A51 #513A2A #2E512A

split-complementary

#2A4151 #512A2E #514E2A

monochromatic

#0A1014 #152129 #2A4151 #3F6179 #5482A2

Accessibility & contrast

On white

10.64

#2A4151 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2A4151 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4151

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4151	#FFFFFF	#000000	##FFFFFF
##2A4151	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4152

Deuteranopia (green-blind)

#353D51

Tritanopia (blue-blind)

#1A4546

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a4151;
/* rgb */ color: rgb(42, 65, 81);
/* oklch */ color: oklch(36.3% 0.040 239.6);

Tailwind

colors: {
  custom: {
    50: '#667581',
    500: '#2a4151',
    950: '#000000',
  },
}

SCSS

$custom: #2a4151;
$custom-light: #667581;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4151",
  "rgb": {
    "r": 42,
    "g": 65,
    "b": 81
  },
  "hsl": {
    "h": 204.615,
    "s": 31.707,
    "l": 24.118
  },
  "oklch": {
    "l": 0.3634,
    "c": 0.03994,
    "h": 239.6
  },
  "luminance": 0.04867
}

Semantic roles & 50–950 ramp

primary

#2A4151

secondary

#836754

accent

#8B60C8

background

#F6F7F7

surface

#EBEDEE

border

#C6C8C9

text

#06080A

muted

#7A7B7C

Preview Lab

Preview with #2A4151

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

Preview Lab → · Contrast checker → · Palette generator →