#1F4E35
Closest named color: Dark Blue Green (#005249). oklch(38.3% 0.067 157.7), rgb(31, 78, 53).
Aa
White text reads best on this color (9.54:1).
About this color
#1F4E35 is a dark, muted green. In OKLCH its lightness is 38%, its chroma 0.067 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.031 away. White text reads best on it, at 9.54:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.19:1 |
| White text | 9.54:1 |
Values
| HEX | #1F4E35 |
| RGB | rgb(31, 78, 53) |
| HSL | hsl(148, 43%, 21%) |
| OKLCH | oklch(38.3% 0.067 157.7) |
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 #1F4E35 | 9.54:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #1F4E35 | 2.19:1 | Fails | Lc 12.0 | Not readable |
| #1F4E35 text on white | 9.54:1 | AAA | Lc 91.9 | Preferred for body text |
| #1F4E35 text on black | 2.19:1 | Fails | Lc -10.5 | 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
#CBDFD2
oklch(88.5% 0.028 157.3)
-
Step 300
300
#A6CBB4
oklch(80.9% 0.051 157.8)
-
Step 400
400
#75B08D
oklch(70.7% 0.08 157.5)
-
Step 500
500
#4D9C71
oklch(63.1% 0.102 157.8)
-
Step 600
600
#2A8759
oklch(55.7% 0.113 157.6)
-
Step 700
700
#1B7249
oklch(49.1% 0.104 157.7)
-
Step 800
800
#1A5D3C
oklch(42.7% 0.087 157.7)
-
Step 900
900 (this color)
#1F4E35
oklch(38.3% 0.067 157.7)
-
Step 950
950
#122D1E
oklch(27.1% 0.044 157.4)
#1F4E35 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) | #4D4834 | 0.062 |
| Deuteranopia (no green cones) | #474337 | 0.062 |
| Tritanopia (no blue cones) | #104D47 | 0.031 |
| Achromatopsia (no color) | #454545 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F4E35
#1F4E35
oklch(38.3% 0.067 157.7)
- #5A3550
#5A3550
oklch(38.4% 0.066 337.5)
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 #1F4E35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.031
- Evergreen #05472A ΔE 0.034
- Pine Green #0A481E ΔE 0.041
- Dark Teal #014D4E ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.048
- Pine #2B5D34 ΔE 0.054
- Spruce #0A5F38 ΔE 0.055
- Navy Green #35530A ΔE 0.056
Use #1F4E35 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.