#1B503E
Closest named color: Dark Blue Green (#005249). oklch(39% 0.064 167.4), rgb(27, 80, 62).
Aa
White text reads best on this color (9.27:1).
About this color
#1B503E is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.064 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.019 away. White text reads best on it, at 9.27:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #1B503E |
| RGB | rgb(27, 80, 62) |
| HSL | hsl(160, 50%, 21%) |
| OKLCH | oklch(39% 0.064 167.4) |
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 #1B503E | 9.27:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #1B503E | 2.26:1 | Fails | Lc 12.8 | Not readable |
| #1B503E text on white | 9.27:1 | AAA | Lc 91.2 | Preferred for body text |
| #1B503E text on black | 2.26:1 | Fails | Lc -11.2 | 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
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#C9DFD5
oklch(88.4% 0.027 166.7)
-
Step 300
300
#A4CBBA
oklch(80.9% 0.048 166.8)
-
Step 400
400
#6FB097
oklch(70.6% 0.077 167.8)
-
Step 500
500
#439C7D
oklch(63% 0.098 167.5)
-
Step 600
600
#188766
oklch(55.6% 0.108 167.1)
-
Step 700
700
#027255
oklch(49% 0.099 167.5)
-
Step 800
800
#0D5D46
oklch(42.7% 0.082 167.7)
-
Step 900
900 (this color)
#1B503E
oklch(39% 0.064 167.4)
-
Step 950
950
#0F2D22
oklch(27% 0.042 166.6)
#1B503E 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) | #4E4A3D | 0.065 |
| Deuteranopia (no green cones) | #46453F | 0.061 |
| Tritanopia (no blue cones) | #00504B | 0.023 |
| Achromatopsia (no color) | #474747 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B503E
#1B503E
oklch(39% 0.064 167.4)
- #5E364B
#5E364B
oklch(38.9% 0.064 347.8)
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 #1B503E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.019
- Dark Teal #014D4E ΔE 0.033
- Dark Slate Gray #2F4F4F ΔE 0.038
- Evergreen #05472A ΔE 0.043
- Deep Teal #00555A ΔE 0.044
- Pine Green #0A481E ΔE 0.053
- Pine #2B5D34 ΔE 0.053
- Spruce #0A5F38 ΔE 0.054
Use #1B503E 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.