#28644F
Closest named color: Dark Green Blue (#1F6357). oklch(45.7% 0.072 167.3), rgb(40, 100, 79).
Aa
White text reads best on this color (6.93:1).
About this color
#28644F is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.072 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.015 away. White text reads best on it, at 6.93:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #28644F |
| RGB | rgb(40, 100, 79) |
| HSL | hsl(159, 43%, 27%) |
| OKLCH | oklch(45.7% 0.072 167.3) |
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 #28644F | 6.93:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #28644F | 3.02:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #28644F text on white | 6.93:1 | AA | Lc 83.8 | Fine for body text |
| #28644F 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
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
#A8CABB
oklch(81% 0.042 166.8)
-
Step 400
400
#77AE98
oklch(70.6% 0.066 167.6)
-
Step 500
500
#509A7F
oklch(63% 0.086 167.7)
-
Step 600
600
#308568
oklch(55.7% 0.094 167.1)
-
Step 700
700
#217057
oklch(49.1% 0.086 167.9)
-
Step 800
800 (this color)
#28644F
oklch(45.7% 0.072 167.3)
-
Step 900
900
#204B3B
oklch(37.7% 0.056 166.6)
-
Step 950
950
#142C23
oklch(27% 0.035 167.4)
#28644F 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) | #625D4E | 0.073 |
| Deuteranopia (no green cones) | #595750 | 0.069 |
| Tritanopia (no blue cones) | #09645E | 0.027 |
| Achromatopsia (no color) | #5A5A5A | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28644F
#28644F
oklch(45.7% 0.072 167.3)
- #75465F
#75465F
oklch(45.7% 0.073 347.2)
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 #28644F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.015
- Pine #2B5D34 ΔE 0.039
- Spruce #0A5F38 ΔE 0.043
- Dark Aqua #05696B ΔE 0.043
- Petrol #005F6A ΔE 0.054
- Dark Aquamarine #017371 ΔE 0.058
- Deep Turquoise #017374 ΔE 0.062
- Deep Teal #00555A ΔE 0.064
Use #28644F 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.