#64B665
Closest named color: Boring Green (#63B365). oklch(70.4% 0.14 144.1), rgb(100, 182, 101).
Aa
Black text reads best on this color (8.42:1).
About this color
#64B665 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.140 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Boring Green (#63B365), ΔE 0.009 away. Black text reads best on it, at 8.42:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Boring Green (#63B365) |
| Black text | 8.42:1 |
| White text | 2.49:1 |
Values
| HEX | #64B665 |
| RGB | rgb(100, 182, 101) |
| HSL | hsl(121, 36%, 55%) |
| OKLCH | oklch(70.4% 0.14 144.1) |
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 #64B665 | 2.49:1 | Fails | Lc -53.8 | Large or bold text, headings |
| Black text on #64B665 | 8.42:1 | AAA | Lc 55.2 | Large or bold text, headings |
| #64B665 text on white | 2.49:1 | Fails | Lc 48.8 | Large or bold text, headings |
| #64B665 text on black | 8.42:1 | AAA | Lc -53.2 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C6E2C5
oklch(88.4% 0.049 144.2)
-
Step 300
300
#9ED09D
oklch(80.9% 0.088 144.2)
-
Step 400
400 (this color)
#64B665
oklch(70.4% 0.14 144.1)
-
Step 500
500
#2FA438
oklch(63.2% 0.18 144.1)
-
Step 600
600
#008C1C
oklch(55.6% 0.179 144.1)
-
Step 700
700
#007616
oklch(49.1% 0.159 144.1)
-
Step 800
800
#006110
oklch(42.8% 0.138 144.1)
-
Step 900
900
#065010
oklch(37.6% 0.117 144.2)
-
Step 950
950
#092F0C
oklch(26.9% 0.073 144.4)
#64B665 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) | #B9A95F | 0.106 |
| Deuteranopia (no green cones) | #ADA16A | 0.104 |
| Tritanopia (no blue cones) | #59B2A2 | 0.086 |
| Achromatopsia (no color) | #A4A4A4 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64B665
#64B665
oklch(70.4% 0.14 144.1)
- #CA7FD1
#CA7FD1
oklch(70.3% 0.141 323.9)
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 #64B665, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Boring Green #63B365 ΔE 0.009
- Turtle Green #75B84F ΔE 0.028
- Dark Pastel Green #56AE57 ΔE 0.030
- Dark Mint #48C072 ΔE 0.030
- Asparagus #77AB56 ΔE 0.032
- Medium Sea Green #3CB371 ΔE 0.034
- Cool Green #33B864 ΔE 0.034
- Algae #54AC68 ΔE 0.035
Use #64B665 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.