#1B2316
Closest named color: Jet (#212529). oklch(24.4% 0.027 133.8), rgb(27, 35, 22).
Aa
White text reads best on this color (16.17:1).
About this color
#1B2316 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.037 away. White text reads best on it, at 16.17:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.29:1 |
| White text | 16.17:1 |
Values
| HEX | #1B2316 |
| RGB | rgb(27, 35, 22) |
| HSL | hsl(97, 23%, 11%) |
| OKLCH | oklch(24.4% 0.027 133.8) |
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 #1B2316 | 16.17:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #1B2316 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #1B2316 text on white | 16.17:1 | AAA | Lc 103.1 | Preferred for body text |
| #1B2316 text on black | 1.29:1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E7EBE5
oklch(93.5% 0.009 134.9)
-
Step 200
200
#D4DCD0
oklch(88.5% 0.018 134.9)
-
Step 300
300
#B9C5B1
oklch(80.9% 0.031 132.6)
-
Step 400
400
#94A888
oklch(70.7% 0.051 133.8)
-
Step 500
500
#7A926B
oklch(63.1% 0.063 133.7)
-
Step 600
600
#637C52
oklch(55.5% 0.069 133.2)
-
Step 700
700
#526943
oklch(49.2% 0.064 133.6)
-
Step 800
800
#435637
oklch(42.8% 0.055 133.9)
-
Step 900
900
#394730
oklch(37.9% 0.042 133.6)
-
Step 950
950 (this color)
#1B2316
oklch(24.4% 0.027 133.8)
#1B2316 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) | #242115 | 0.017 |
| Deuteranopia (no green cones) | #232017 | 0.018 |
| Tritanopia (no blue cones) | #1B2220 | 0.020 |
| Achromatopsia (no color) | #212121 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B2316
#1B2316
oklch(24.4% 0.027 133.8)
- #251C29
#251C29
oklch(24.3% 0.027 315.3)
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 #1B2316, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.037
- Dark #1B2431 ΔE 0.050
- Dark Brown #341C02 ΔE 0.052
- Dark Forest Green #002D04 ΔE 0.059
- Rich Black #0D1B2A ΔE 0.059
- Very Dark Green #062E03 ΔE 0.060
- Oxford Blue #1B263B ΔE 0.067
- Pakistan Green #283618 ΔE 0.073
Use #1B2316 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.