#1D515F#1D515F

#1D515F is a dark, muted cyan. Relative luminance 0.070; OKLCH L 40.7% C 0.059 H 218.7°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#1D515F
RGB	rgb(29, 81, 95)
HSL	hsl(193, 53%, 24%)
HSV	hsv(193, 69%, 37%)
CMYK	cmyk(69.5%, 14.7%, 0%, 62.7%)
CIE-LAB	lab(31.74, -12.23, -13.25)
CIE-LCH	lch(31.74, 18.03, 227.30°)
OKLab	oklab(40.67% -0.046 -0.0369)
OKLCH	oklch(40.67% 0.059 218.7)
XYZ	xyz(5.5138, 6.9717, 11.8793)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D515F #5F2B1D

analogous

#1D5F4C #1D515F #1D305F

triadic

#1D515F #5F1D51 #515F1D

tetradic

#1D515F #4C1D5F #5F2B1D #305F1D

square

#1D515F #4C1D5F #5F2B1D #305F1D

split-complementary

#1D515F #5F1D30 #5F4C1D

monochromatic

#071417 #0F2930 #1D515F #2B798E #3AA1BD

Accessibility & contrast

On white

8.77

#1D515F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#1D515F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D515F

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D515F	#FFFFFF	#000000	##FFFFFF
##1D515F	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484F60

Deuteranopia (green-blind)

#3F485F

Tritanopia (blue-blind)

#005655

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d515f;
/* rgb */ color: rgb(29, 81, 95);
/* oklch */ color: oklch(40.7% 0.059 218.7);

Tailwind

colors: {
  custom: {
    50: '#62828c',
    500: '#1d515f',
    950: '#000000',
  },
}

SCSS

$custom: #1d515f;
$custom-light: #62828c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d515f",
  "rgb": {
    "r": 29,
    "g": 81,
    "b": 95
  },
  "hsl": {
    "h": 192.727,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.40668,
    "c": 0.05897,
    "h": 218.7
  },
  "luminance": 0.06972
}

Semantic roles & 50–950 ramp

primary

#1D515F

secondary

#945544

accent

#6A4BDD

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0C

muted

#7A7C7D

Preview Lab

Preview with #1D515F

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

Preview Lab → · Contrast checker → · Palette generator →