#1A112F
Closest named color: Rich Black (#0D1B2A). oklch(20.8% 0.058 294.7), rgb(26, 17, 47).
Aa
White text reads best on this color (18.02:1).
About this color
#1A112F is a very dark, muted purple. In OKLCH its lightness is 21%, its chroma 0.058 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.041 away. White text reads best on it, at 18.02:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 18.02:1 |
Values
| HEX | #1A112F |
| RGB | rgb(26, 17, 47) |
| HSL | hsl(258, 47%, 13%) |
| OKLCH | oklch(20.8% 0.058 294.7) |
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 #1A112F | 18.02:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #1A112F | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #1A112F text on white | 18.02:1 | AAA | Lc 104.7 | Preferred for body text |
| #1A112F text on black | 1.16:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F0
oklch(88.5% 0.037 294.1)
-
Step 300
300
#C3B9E9
oklch(81% 0.068 294.4)
-
Step 400
400
#A593DE
oklch(70.8% 0.109 294.5)
-
Step 500
500
#9076D4
oklch(63.1% 0.139 294.8)
-
Step 600
600
#7B5DC2
oklch(55.7% 0.152 294.7)
-
Step 700
700
#684CA7
oklch(49.1% 0.141 294.9)
-
Step 800
800
#543F87
oklch(42.7% 0.116 294.4)
-
Step 900
900
#45366C
oklch(37.6% 0.09 294.4)
-
Step 950
950 (this color)
#1A112F
oklch(20.8% 0.058 294.7)
#1A112F 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) | #051730 | 0.037 |
| Deuteranopia (no green cones) | #07162E | 0.034 |
| Tritanopia (no blue cones) | #15171D | 0.047 |
| Achromatopsia (no color) | #161616 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A112F
#1A112F
oklch(20.8% 0.058 294.7)
- #171A00
#171A00
oklch(20.7% 0.047 115.4)
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 #1A112F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.041
- Midnight Purple #280137 ΔE 0.050
- Very Dark Purple #2A0134 ΔE 0.052
- Navy Blue #001146 ΔE 0.062
- Dark #1B2431 ΔE 0.064
- Rich Navy #001219 ΔE 0.069
- Oxford Blue #1B263B ΔE 0.069
- Dark Purple #35063E ΔE 0.069
Use #1A112F 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.