#1E101A
Closest named color: Rich Black (#0D1B2A). oklch(19.7% 0.03 337.8), rgb(30, 16, 26).
Aa
White text reads best on this color (18.35:1).
About this color
#1E101A is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.049 away. White text reads best on it, at 18.35:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.35:1 |
Values
| HEX | #1E101A |
| RGB | rgb(30, 16, 26) |
| HSL | hsl(317, 30%, 9%) |
| OKLCH | oklch(19.7% 0.03 337.8) |
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 #1E101A | 18.35:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #1E101A | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1E101A text on white | 18.35:1 | AAA | Lc 104.9 | Preferred for body text |
| #1E101A text on black | 1.14:1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EC
oklch(93.6% 0.011 339.3)
-
Step 200
200
#E2D4DE
oklch(88.4% 0.02 335.7)
-
Step 300
300
#D0B8C9
oklch(80.8% 0.036 336.3)
-
Step 400
400
#B894AD
oklch(70.7% 0.055 337.5)
-
Step 500
500
#A67999
oklch(63.1% 0.071 337.4)
-
Step 600
600
#916183
oklch(55.5% 0.078 338)
-
Step 700
700
#7B506F
oklch(49% 0.073 337.5)
-
Step 800
800
#64425A
oklch(42.6% 0.059 338)
-
Step 900
900
#52384A
oklch(37.7% 0.046 338.4)
-
Step 950
950 (this color)
#1E101A
oklch(19.7% 0.03 337.8)
#1E101A 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) | #10131A | 0.030 |
| Deuteranopia (no green cones) | #14151A | 0.026 |
| Tritanopia (no blue cones) | #1F1014 | 0.012 |
| Achromatopsia (no color) | #141414 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E101A
#1E101A
oklch(19.7% 0.03 337.8)
- #091910
#091910
oklch(19.6% 0.029 157.7)
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 #1E101A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.049
- Almost Black #070D0D ΔE 0.058
- Rich Navy #001219 ΔE 0.059
- Very Dark Brown #1D0200 ΔE 0.064
- Dark #1B2431 ΔE 0.071
- Jet #212529 ΔE 0.072
- Very Dark Purple #2A0134 ΔE 0.073
- Midnight Purple #280137 ΔE 0.076
Use #1E101A 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.