#40A274
Closest named color: Jade (#1FA774). oklch(64.2% 0.116 160), rgb(64, 162, 116).
Aa
Black text reads best on this color (6.63:1).
About this color
#40A274 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.116 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.020 away. Black text reads best on it, at 6.63:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.63:1 |
| White text | 3.16:1 |
Values
| HEX | #40A274 |
| RGB | rgb(64, 162, 116) |
| HSL | hsl(152, 43%, 44%) |
| OKLCH | oklch(64.2% 0.116 160) |
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 #40A274 | 3.16:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #40A274 | 6.63:1 | AA | Lc 45.6 | Large or bold text, headings |
| #40A274 text on white | 3.16:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #40A274 text on black | 6.63:1 | AA | Lc -43.3 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE6
oklch(93.5% 0.016 160.6)
-
Step 200
200
#C8E0D2
oklch(88.5% 0.032 160.1)
-
Step 300
300
#A2CCB4
oklch(80.8% 0.056 159.8)
-
Step 400
400
#6BB28D
oklch(70.6% 0.091 160.1)
-
Step 500
500 (this color)
#40A274
oklch(64.2% 0.116 160)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#124E33
oklch(37.8% 0.076 159.3)
-
Step 950
950
#0D2D1E
oklch(26.8% 0.047 160.2)
#40A274 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) | #A09771 | 0.109 |
| Deuteranopia (no green cones) | #938D77 | 0.106 |
| Tritanopia (no blue cones) | #11A196 | 0.051 |
| Achromatopsia (no color) | #919191 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40A274
#40A274
oklch(64.2% 0.116 160)
- #BB6FA3
#BB6FA3
oklch(64.1% 0.117 339.8)
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 #40A274, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.020
- Ocean Green #3D9973 ΔE 0.027
- Dark Seafoam Green #3EAF76 ΔE 0.038
- Seaweed Green #35AD6B ΔE 0.039
- Algae #54AC68 ΔE 0.041
- Bluey Green #2BB179 ΔE 0.042
- Muted Green #5FA052 ΔE 0.044
- Tea #65AB7C ΔE 0.045
Use #40A274 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.