#101B01
Closest named color: Dark Forest Green (#002D04). oklch(20.4% 0.051 128.1), rgb(16, 27, 1).
Aa
White text reads best on this color (17.80:1).
About this color
#101B01 is a very dark, muted green. In OKLCH its lightness is 20%, its chroma 0.051 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Forest Green (#002D04), ΔE 0.065 away. White text reads best on it, at 17.80:1.
| Hue family | Greens |
| Lightness | very dark (20%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Dark Forest Green (#002D04) |
| Black text | 1.17:1 |
| White text | 17.80:1 |
Values
| HEX | #101B01 |
| RGB | rgb(16, 27, 1) |
| HSL | hsl(85, 93%, 5%) |
| OKLCH | oklch(20.4% 0.051 128.1) |
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 #101B01 | 17.80:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #101B01 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #101B01 text on white | 17.80:1 | AAA | Lc 104.5 | Preferred for body text |
| #101B01 text on black | 1.17:1 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE0
oklch(93.5% 0.017 128.7)
-
Step 200
200
#D3DEC7
oklch(88.6% 0.033 128)
-
Step 300
300
#B5C99F
oklch(81% 0.061 128.4)
-
Step 400
400
#8FAC6A
oklch(70.6% 0.096 128)
-
Step 500
500
#739740
oklch(63% 0.123 128.3)
-
Step 600
600
#5C811A
oklch(55.5% 0.134 128)
-
Step 700
700
#4C6D09
oklch(49.1% 0.124 127.9)
-
Step 800
800
#3E590E
oklch(42.7% 0.103 128.1)
-
Step 900
900
#354916
oklch(37.6% 0.079 128)
-
Step 950
950 (this color)
#101B01
oklch(20.4% 0.051 128.1)
#101B01 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) | #1D1800 | 0.025 |
| Deuteranopia (no green cones) | #1B1702 | 0.025 |
| Tritanopia (no blue cones) | #111915 | 0.040 |
| Achromatopsia (no color) | #181818 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #101B01
#101B01
oklch(20.4% 0.051 128.1)
- #1D1028
#1D1028
oklch(20.4% 0.049 307.6)
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 #101B01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Forest Green #002D04 ΔE 0.065
- Very Dark Green #062E03 ΔE 0.069
- Almost Black #070D0D ΔE 0.071
- Rich Navy #001219 ΔE 0.071
- Dark Brown #341C02 ΔE 0.074
- Rich Black #0D1B2A ΔE 0.078
- Jet #212529 ΔE 0.081
- Dark #1B2431 ΔE 0.090
Use #101B01 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.