#1B562B
Closest named color: Spruce (#0A5F38). oklch(40.3% 0.093 149.2), rgb(27, 86, 43).
Aa
White text reads best on this color (8.70:1).
About this color
#1B562B is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.093 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.029 away. White text reads best on it, at 8.70:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.41:1 |
| White text | 8.70:1 |
Values
| HEX | #1B562B |
| RGB | rgb(27, 86, 43) |
| HSL | hsl(136, 52%, 22%) |
| OKLCH | oklch(40.3% 0.093 149.2) |
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 #1B562B | 8.70:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #1B562B | 2.41:1 | Fails | Lc 14.4 | Not readable |
| #1B562B text on white | 8.70:1 | AAA | Lc 89.6 | Fine for body text |
| #1B562B text on black | 2.41:1 | Fails | Lc -12.7 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CCDFCF
oklch(88.5% 0.03 150.1)
-
Step 300
300
#A9CBAE
oklch(80.9% 0.054 149.2)
-
Step 400
400
#79B083
oklch(70.7% 0.087 149.4)
-
Step 500
500
#549C64
oklch(63.1% 0.111 149.5)
-
Step 600
600
#36864A
oklch(55.5% 0.121 149.1)
-
Step 700
700
#27723B
oklch(49.1% 0.113 149.1)
-
Step 800
800 (this color)
#1B562B
oklch(40.3% 0.093 149.2)
-
Step 900
900
#224C2C
oklch(37.7% 0.072 149.6)
-
Step 950
950
#152D1A
oklch(27.1% 0.046 149.2)
#1B562B 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) | #574E28 | 0.077 |
| Deuteranopia (no green cones) | #4F492E | 0.075 |
| Tritanopia (no blue cones) | #08544C | 0.053 |
| Achromatopsia (no color) | #4B4B4B | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B562B
#1B562B
oklch(40.3% 0.093 149.2)
- #643461
#643461
oklch(40.4% 0.094 329.5)
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 #1B562B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.029
- Pine #2B5D34 ΔE 0.030
- Navy Green #35530A ΔE 0.033
- Forest #0B5509 ΔE 0.036
- Deep Green #02590F ΔE 0.037
- Pine Green #0A481E ΔE 0.050
- Dark Blue Green #005249 ΔE 0.053
- Bottle Green #044A05 ΔE 0.054
Use #1B562B 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.