#509774
Closest named color: Ocean Green (#3D9973). oklch(62% 0.09 160.7), rgb(80, 151, 116).
Aa
Black text reads best on this color (6.01:1).
About this color
#509774 is a medium-dark, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.090 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.016 away. Black text reads best on it, at 6.01:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.01:1 |
| White text | 3.48:1 |
Values
| HEX | #509774 |
| RGB | rgb(80, 151, 116) |
| HSL | hsl(150, 31%, 45%) |
| OKLCH | oklch(62% 0.09 160.7) |
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 #509774 | 3.48:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #509774 | 6.01:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #509774 text on white | 3.48:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #509774 text on black | 6.01:1 | AA | Lc -39.4 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED4
oklch(88.4% 0.024 161.7)
-
Step 300
300
#A9CAB7
oklch(80.9% 0.044 160)
-
Step 400
400
#79AF92
oklch(70.8% 0.071 160.4)
-
Step 500
500 (this color)
#509774
oklch(62% 0.09 160.7)
-
Step 600
600
#348560
oklch(55.6% 0.098 160.7)
-
Step 700
700
#26704F
oklch(49% 0.091 160.7)
-
Step 800
800
#225C41
oklch(42.8% 0.076 160.3)
-
Step 900
900
#214B37
oklch(37.6% 0.059 161)
-
Step 950
950
#152C20
oklch(27% 0.037 159.8)
#509774 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) | #958E72 | 0.086 |
| Deuteranopia (no green cones) | #8A8676 | 0.083 |
| Tritanopia (no blue cones) | #3C978D | 0.038 |
| Achromatopsia (no color) | #898989 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509774
#509774
oklch(62% 0.09 160.7)
- #AB7097
#AB7097
oklch(62% 0.091 340.3)
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 #509774, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.016
- Slate Green #658D6D ΔE 0.032
- Grey Teal #5E9B8A ΔE 0.037
- Dusty Teal #4C9085 ΔE 0.038
- Persian Green #2A9D8F ΔE 0.040
- Green Grey #77926F ΔE 0.043
- Sea #3C9992 ΔE 0.043
- Light Forest Green #4F9153 ΔE 0.043
Use #509774 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.