#1B4D23
Closest named color: Pine Green (#0A481E). oklch(37.5% 0.088 146.6), rgb(27, 77, 35).
Aa
White text reads best on this color (9.84:1).
About this color
#1B4D23 is a dark, moderately saturated green. In OKLCH its lightness is 37%, its chroma 0.088 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine Green (#0A481E), ΔE 0.022 away. White text reads best on it, at 9.84:1.
| Hue family | Greens |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Pine Green (#0A481E) |
| Black text | 2.13:1 |
| White text | 9.84:1 |
Values
| HEX | #1B4D23 |
| RGB | rgb(27, 77, 35) |
| HSL | hsl(130, 48%, 20%) |
| OKLCH | oklch(37.5% 0.088 146.6) |
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 #1B4D23 | 9.84:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #1B4D23 | 2.13:1 | Fails | Lc 11.4 | Not readable |
| #1B4D23 text on white | 9.84:1 | AAA | Lc 92.6 | Preferred for body text |
| #1B4D23 text on black | 2.13:1 | Fails | Lc -9.8 | 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 900.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE3
oklch(93.7% 0.019 147.8)
-
Step 200
200
#CAE0CB
oklch(88.5% 0.037 146.5)
-
Step 300
300
#A5CDA8
oklch(80.9% 0.067 146.9)
-
Step 400
400
#73B279
oklch(70.6% 0.105 146.6)
-
Step 500
500
#4A9F56
oklch(63.1% 0.135 146.7)
-
Step 600
600
#27893A
oklch(55.6% 0.146 146.5)
-
Step 700
700
#17742C
oklch(49.1% 0.136 146.5)
-
Step 800
800
#185F26
oklch(42.8% 0.113 146.6)
-
Step 900
900 (this color)
#1B4D23
oklch(37.5% 0.088 146.6)
-
Step 950
950
#122E15
oklch(27.2% 0.057 146)
#1B4D23 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) | #4E461F | 0.068 |
| Deuteranopia (no green cones) | #484226 | 0.068 |
| Tritanopia (no blue cones) | #104B43 | 0.052 |
| Achromatopsia (no color) | #434343 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B4D23
#1B4D23
oklch(37.5% 0.088 146.6)
- #592E59
#592E59
oklch(37.4% 0.089 327.2)
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 #1B4D23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine Green #0A481E ΔE 0.022
- Evergreen #05472A ΔE 0.029
- British Racing Green #05480D ΔE 0.033
- Darkgreen #054907 ΔE 0.035
- Bottle Green #044A05 ΔE 0.035
- Forrest Green #154406 ΔE 0.038
- Forest #0B5509 ΔE 0.042
- Navy Green #35530A ΔE 0.042
Use #1B4D23 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.