#1D3530
Closest named color: Pakistan Green (#283618). oklch(30.7% 0.032 179.3), rgb(29, 53, 48).
Aa
White text reads best on this color (13.09:1).
About this color
#1D3530 is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.032 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.041 away. White text reads best on it, at 13.09:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.60:1 |
| White text | 13.09:1 |
Values
| HEX | #1D3530 |
| RGB | rgb(29, 53, 48) |
| HSL | hsl(167, 29%, 16%) |
| OKLCH | oklch(30.7% 0.032 179.3) |
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 #1D3530 | 13.09:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #1D3530 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #1D3530 text on white | 13.09:1 | AAA | Lc 99.3 | Preferred for body text |
| #1D3530 text on black | 1.60:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A8C9C1
oklch(80.9% 0.037 179)
-
Step 400
400
#77ADA1
oklch(70.6% 0.06 179.1)
-
Step 500
500
#50998B
oklch(63.1% 0.077 179.7)
-
Step 600
600
#308374
oklch(55.5% 0.083 179)
-
Step 700
700
#216F62
oklch(49.1% 0.077 179.6)
-
Step 800
800
#1E5A50
oklch(42.6% 0.064 180.1)
-
Step 900
900
#204A42
oklch(37.6% 0.049 179.4)
-
Step 950
950 (this color)
#1D3530
oklch(30.7% 0.032 179.3)
#1D3530 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) | #333230 | 0.034 |
| Deuteranopia (no green cones) | #2F2F30 | 0.032 |
| Tritanopia (no blue cones) | #153633 | 0.009 |
| Achromatopsia (no color) | #313131 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D3530
#1D3530
oklch(30.7% 0.032 179.3)
- #3D292F
#3D292F
oklch(30.7% 0.031 359.5)
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 #1D3530, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.041
- Gunmetal #293241 ΔE 0.041
- Onyx #343A40 ΔE 0.048
- Midnight Green #073B4C ΔE 0.049
- Dark Blue Grey #1F3B4D ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.054
- Jet #212529 ΔE 0.054
- Dark #1B2431 ΔE 0.062
Use #1D3530 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.