#1D658B#1D658B

#1D658B is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.2% C 0.092 H 236.8°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#1D658B
RGB	rgb(29, 101, 139)
HSL	hsl(201, 65%, 33%)
HSV	hsv(201, 79%, 55%)
CMYK	cmyk(79.1%, 27.3%, 0%, 45.5%)
CIE-LAB	lab(40.30, -8.06, -27.19)
CIE-LCH	lch(40.30, 28.36, 253.50°)
OKLab	oklab(48.15% -0.0503 -0.0768)
OKLCH	oklch(48.15% 0.092 236.8)
XYZ	xyz(9.8187, 11.4315, 26.1101)
Luminance	0.1143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D658B #8B431D

analogous

#1D8B7A #1D658B #1D2E8B

triadic

#1D658B #8B1D65 #658B1D

tetradic

#1D658B #7A1D8B #8B431D #2E8B1D

square

#1D658B #7A1D8B #8B431D #2E8B1D

split-complementary

#1D658B #8B1D2E #8B7A1D

monochromatic

#081B26 #124058 #1D658B #288ABE #49A7D9

Accessibility & contrast

On white

6.39

#1D658B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#1D658B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D658B

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D658B	#FFFFFF	#000000	##FFFFFF
##1D658B	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53658D

Deuteranopia (green-blind)

#445A8A

Tritanopia (blue-blind)

#006F72

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1d658b;
/* rgb */ color: rgb(29, 101, 139);
/* oklch */ color: oklch(48.2% 0.092 236.8);

Tailwind

colors: {
  custom: {
    50: '#6b90ad',
    500: '#1d658b',
    950: '#000000',
  },
}

SCSS

$custom: #1d658b;
$custom-light: #6b90ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1d658b",
  "rgb": {
    "r": 29,
    "g": 101,
    "b": 139
  },
  "hsl": {
    "h": 200.727,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.48154,
    "c": 0.09178,
    "h": 236.8
  },
  "luminance": 0.11433
}

Semantic roles & 50–950 ramp

primary

#1D658B

secondary

#BB7049

accent

#7A3FE8

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1D658B

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

Preview Lab → · Contrast checker → · Palette generator →