#263D5D#263D5D

#263D5D is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.7% C 0.063 H 256.8°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#263D5D
RGB	rgb(38, 61, 93)
HSL	hsl(215, 42%, 26%)
HSV	hsv(215, 59%, 36%)
CMYK	cmyk(59.1%, 34.4%, 0%, 63.5%)
CIE-LAB	lab(25.38, 1.75, -21.79)
CIE-LCH	lch(25.38, 21.86, 274.60°)
OKLab	oklab(35.71% -0.0144 -0.0614)
OKLCH	oklch(35.71% 0.063 256.8)
XYZ	xyz(4.4432, 4.5395, 10.9959)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263D5D #5D4626

analogous

#26585D #263D5D #2A265D

triadic

#263D5D #5D263D #3D5D26

tetradic

#263D5D #5D2658 #5D4626 #265D2A

square

#263D5D #5D2658 #5D4626 #265D2A

split-complementary

#263D5D #5D2A26 #585D26

monochromatic

#090E16 #142132 #263D5D #385988 #4A76B4

Accessibility & contrast

On white

11.01

#263D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#263D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263D5D

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263D5D	#FFFFFF	#000000	##FFFFFF
##263D5D	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303F5E

Deuteranopia (green-blind)

#293A5C

Tritanopia (blue-blind)

#044448

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263d5d;
/* rgb */ color: rgb(38, 61, 93);
/* oklch */ color: oklch(35.7% 0.063 256.8);

Tailwind

colors: {
  custom: {
    50: '#65728b',
    500: '#263d5d',
    950: '#000000',
  },
}

SCSS

$custom: #263d5d;
$custom-light: #65728b;
$custom-dark: #000000;

JSON

{
  "hex": "#263d5d",
  "rgb": {
    "r": 38,
    "g": 61,
    "b": 93
  },
  "hsl": {
    "h": 214.909,
    "s": 41.985,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35705,
    "c": 0.06306,
    "h": 256.8
  },
  "luminance": 0.0454
}

Semantic roles & 50–950 ramp

primary

#263D5D

secondary

#90754F

accent

#9E56D2

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #263D5D

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

Preview Lab → · Contrast checker → · Palette generator →