#1F4E3E
Closest named color: Dark Blue Green (#005249). oklch(38.6% 0.059 168.2), rgb(31, 78, 62).
Aa
White text reads best on this color (9.46:1).
About this color
#1F4E3E is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.059 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.021 away. White text reads best on it, at 9.46:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #1F4E3E |
| RGB | rgb(31, 78, 62) |
| HSL | hsl(160, 43%, 21%) |
| OKLCH | oklch(38.6% 0.059 168.2) |
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 #1F4E3E | 9.46:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #1F4E3E | 2.21:1 | Fails | Lc 12.2 | Not readable |
| #1F4E3E text on white | 9.46:1 | AAA | Lc 91.7 | Preferred for body text |
| #1F4E3E text on black | 2.21:1 | Fails | Lc -10.7 | 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 900.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDFD6
oklch(88.6% 0.025 167)
-
Step 300
300
#A6CABB
oklch(80.8% 0.044 168)
-
Step 400
400
#74AF98
oklch(70.7% 0.07 167.9)
-
Step 500
500
#4B9B7F
oklch(63.1% 0.09 168.1)
-
Step 600
600
#288568
oklch(55.5% 0.098 168.1)
-
Step 700
700
#197157
oklch(49.1% 0.091 168.2)
-
Step 800
800
#195C47
oklch(42.7% 0.075 168)
-
Step 900
900 (this color)
#1F4E3E
oklch(38.6% 0.059 168.2)
-
Step 950
950
#122C23
oklch(26.9% 0.037 168.7)
#1F4E3E 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) | #4C493D | 0.059 |
| Deuteranopia (no green cones) | #45443F | 0.056 |
| Tritanopia (no blue cones) | #094E49 | 0.021 |
| Achromatopsia (no color) | #464646 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F4E3E
#1F4E3E
oklch(38.6% 0.059 168.2)
- #5B3749
#5B3749
oklch(38.6% 0.058 348.8)
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 #1F4E3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.021
- Dark Teal #014D4E ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.035
- Evergreen #05472A ΔE 0.042
- Deep Teal #00555A ΔE 0.045
- Charcoal #264653 ΔE 0.052
- Pine Green #0A481E ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.056
Use #1F4E3E 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.