#1D5138
Closest named color: Dark Blue Green (#005249). oklch(39.2% 0.07 159.6), rgb(29, 81, 56).
Aa
White text reads best on this color (9.18:1).
About this color
#1D5138 is a dark, moderately saturated green. In OKLCH its lightness is 39%, its chroma 0.070 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.028 away. White text reads best on it, at 9.18:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.070) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #1D5138 |
| RGB | rgb(29, 81, 56) |
| HSL | hsl(151, 47%, 22%) |
| OKLCH | oklch(39.2% 0.07 159.6) |
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 #1D5138 | 9.18:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #1D5138 | 2.28:1 | Fails | Lc 13.0 | Not readable |
| #1D5138 text on white | 9.18:1 | AAA | Lc 90.9 | Preferred for body text |
| #1D5138 text on black | 2.28:1 | Fails | Lc -11.4 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CADFD2
oklch(88.4% 0.029 158.6)
-
Step 300
300
#A4CCB5
oklch(81% 0.053 159.7)
-
Step 400
400
#70B18E
oklch(70.7% 0.085 159.7)
-
Step 500
500
#459D72
oklch(63% 0.108 159.7)
-
Step 600
600
#1D885A
oklch(55.7% 0.118 159.3)
-
Step 700
700
#09734A
oklch(49.1% 0.109 159.5)
-
Step 800
800
#105E3D
oklch(42.8% 0.091 159.5)
-
Step 900
900 (this color)
#1D5138
oklch(39.2% 0.07 159.6)
-
Step 950
950
#102D1F
oklch(27% 0.044 160.3)
#1D5138 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) | #504B37 | 0.066 |
| Deuteranopia (no green cones) | #49463A | 0.064 |
| Tritanopia (no blue cones) | #07514A | 0.030 |
| Achromatopsia (no color) | #484848 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D5138
#1D5138
oklch(39.2% 0.07 159.6)
- #5E3652
#5E3652
oklch(39.2% 0.07 339)
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 #1D5138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.028
- Evergreen #05472A ΔE 0.042
- Dark Teal #014D4E ΔE 0.044
- Pine #2B5D34 ΔE 0.046
- Spruce #0A5F38 ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.047
- Pine Green #0A481E ΔE 0.047
- Deep Teal #00555A ΔE 0.053
Use #1D5138 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.