#183128
Closest named color: Pakistan Green (#283618). oklch(29% 0.036 168.6), rgb(24, 49, 40).
Aa
White text reads best on this color (13.91:1).
About this color
#183128 is a dark, muted green. In OKLCH its lightness is 29%, its chroma 0.036 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.040 away. White text reads best on it, at 13.91:1.
| Hue family | Greens |
| Lightness | dark (29%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.50:1 |
| White text | 13.91:1 |
Values
| HEX | #183128 |
| RGB | rgb(24, 49, 40) |
| HSL | hsl(158, 34%, 14%) |
| OKLCH | oklch(29% 0.036 168.6) |
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 #183128 | 13.91:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #183128 | 1.50:1 | Fails | Lc 0.0 | Not readable |
| #183128 text on white | 13.91:1 | AAA | Lc 100.5 | Preferred for body text |
| #183128 text on black | 1.50:1 | 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
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDED6
oklch(88.4% 0.023 168.7)
-
Step 300
300
#A7CABC
oklch(80.9% 0.042 169)
-
Step 400
400
#76AF99
oklch(70.8% 0.068 168.3)
-
Step 500
500
#4F9A80
oklch(63% 0.086 168.7)
-
Step 600
600
#2D8569
oklch(55.6% 0.094 168.2)
-
Step 700
700
#1E7058
oklch(49% 0.087 169.1)
-
Step 800
800
#1C5C48
oklch(42.8% 0.073 168.5)
-
Step 900
900
#1E4B3C
oklch(37.6% 0.056 168.7)
-
Step 950
950 (this color)
#183128
oklch(29% 0.036 168.6)
#183128 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) | #302E28 | 0.037 |
| Deuteranopia (no green cones) | #2C2B29 | 0.035 |
| Tritanopia (no blue cones) | #10312E | 0.013 |
| Achromatopsia (no color) | #2C2C2C | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #183128
#183128
oklch(29% 0.036 168.6)
- #39242E
#39242E
oklch(29% 0.036 349.5)
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 #183128, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.040
- Jet #212529 ΔE 0.045
- Gunmetal #293241 ΔE 0.054
- Dark #1B2431 ΔE 0.055
- Very Dark Green #062E03 ΔE 0.059
- Oxford Blue #1B263B ΔE 0.061
- Dark Forest Green #002D04 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.063
Use #183128 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.