#1D142F
Closest named color: Rich Black (#0D1B2A). oklch(21.8% 0.052 297.3), rgb(29, 20, 47).
Aa
White text reads best on this color (17.59:1).
About this color
#1D142F is a very dark, muted purple. In OKLCH its lightness is 22%, its chroma 0.052 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.038 away. White text reads best on it, at 17.59:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.19:1 |
| White text | 17.59:1 |
Values
| HEX | #1D142F |
| RGB | rgb(29, 20, 47) |
| HSL | hsl(260, 40%, 13%) |
| OKLCH | oklch(21.8% 0.052 297.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #1D142F | 17.59:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #1D142F | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #1D142F text on white | 17.59:1 | AAA | Lc 104.3 | Preferred for body text |
| #1D142F text on black | 1.19:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F5
oklch(93.7% 0.018 296.6)
-
Step 200
200
#DBD5EE
oklch(88.5% 0.035 296.7)
-
Step 300
300
#C4B9E4
oklch(80.9% 0.061 296.7)
-
Step 400
400
#A793D7
oklch(70.6% 0.1 297.3)
-
Step 500
500
#9277CC
oklch(63% 0.127 297.3)
-
Step 600
600
#7D5FB9
oklch(55.6% 0.137 297.1)
-
Step 700
700
#6A4E9F
oklch(49.2% 0.127 297.5)
-
Step 800
800
#564081
oklch(42.7% 0.106 297.3)
-
Step 900
900
#473768
oklch(37.8% 0.083 297.3)
-
Step 950
950 (this color)
#1D142F
oklch(21.8% 0.052 297.3)
#1D142F with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0B1930 | 0.033 |
| Deuteranopia (no green cones) | #0D192E | 0.031 |
| Tritanopia (no blue cones) | #19191F | 0.041 |
| Achromatopsia (no color) | #191919 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D142F
#1D142F
oklch(21.8% 0.052 297.3)
- #191D00
#191D00
oklch(21.9% 0.05 116.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #1D142F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.038
- Dark #1B2431 ΔE 0.053
- Midnight Purple #280137 ΔE 0.054
- Very Dark Purple #2A0134 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.059
- Jet #212529 ΔE 0.064
- Eggplant #380835 ΔE 0.065
- Dark Purple #35063E ΔE 0.066
Use #1D142F in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.