#28644E
Closest named color: Dark Green Blue (#1F6357). oklch(45.7% 0.073 166.3), rgb(40, 100, 78).
Aa
White text reads best on this color (6.94:1).
About this color
#28644E is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.073 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.016 away. White text reads best on it, at 6.94:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.02:1 |
| White text | 6.94:1 |
Values
| HEX | #28644E |
| RGB | rgb(40, 100, 78) |
| HSL | hsl(158, 43%, 27%) |
| OKLCH | oklch(45.7% 0.073 166.3) |
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 #28644E | 6.94:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #28644E | 3.02:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #28644E text on white | 6.94:1 | AA | Lc 83.8 | Fine for body text |
| #28644E text on black | 3.02:1 | AA large text | Lc -18.1 | Dividers and decoration only |
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 800.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE8
oklch(93.7% 0.013 164.8)
-
Step 200
200
#CBDED6
oklch(88.4% 0.023 168.7)
-
Step 300
300
#A8CABA
oklch(81% 0.043 165.2)
-
Step 400
400
#77AE97
oklch(70.6% 0.067 166.5)
-
Step 500
500
#519A7E
oklch(63.1% 0.086 166.6)
-
Step 600
600
#308567
oklch(55.7% 0.095 166.3)
-
Step 700
700
#217055
oklch(49% 0.088 166.2)
-
Step 800
800 (this color)
#28644E
oklch(45.7% 0.073 166.3)
-
Step 900
900
#204B3B
oklch(37.7% 0.056 166.6)
-
Step 950
950
#142C22
oklch(27% 0.036 165)
#28644E 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) | #625D4D | 0.073 |
| Deuteranopia (no green cones) | #59574F | 0.069 |
| Tritanopia (no blue cones) | #0B645E | 0.028 |
| Achromatopsia (no color) | #5A5A5A | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28644E
#28644E
oklch(45.7% 0.073 166.3)
- #744660
#744660
oklch(45.6% 0.073 345.4)
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 #28644E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.016
- Pine #2B5D34 ΔE 0.038
- Spruce #0A5F38 ΔE 0.041
- Dark Aqua #05696B ΔE 0.044
- Petrol #005F6A ΔE 0.055
- Dark Aquamarine #017371 ΔE 0.059
- Deep Turquoise #017374 ΔE 0.063
- Deep Teal #00555A ΔE 0.065
Use #28644E 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.