#319779
Closest named color: Ocean Green (#3D9973). oklch(61% 0.104 169.6), rgb(49, 151, 121).
Aa
Black text reads best on this color (5.83:1).
About this color
#319779 is a medium-dark, moderately saturated green. In OKLCH its lightness is 61%, its chroma 0.104 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.014 away. Black text reads best on it, at 5.83:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.83:1 |
| White text | 3.60:1 |
Values
| HEX | #319779 |
| RGB | rgb(49, 151, 121) |
| HSL | hsl(162, 51%, 39%) |
| OKLCH | oklch(61% 0.104 169.6) |
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 #319779 | 3.60:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #319779 | 5.83:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #319779 text on white | 3.60:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #319779 text on black | 5.83:1 | AA | Lc -38.4 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8E0D6
oklch(88.6% 0.029 168.7)
-
Step 300
300
#A1CCBB
oklch(81% 0.051 168.9)
-
Step 400
400
#6AB198
oklch(70.6% 0.081 169.4)
-
Step 500
500 (this color)
#319779
oklch(61% 0.104 169.6)
-
Step 600
600
#008869
oklch(55.7% 0.111 169.5)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005E47
oklch(42.8% 0.086 168.9)
-
Step 900
900
#0F4D3C
oklch(37.7% 0.068 170)
-
Step 950
950
#0C2D23
oklch(26.9% 0.043 169.9)
#319779 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) | #938D77 | 0.106 |
| Deuteranopia (no green cones) | #85837B | 0.101 |
| Tritanopia (no blue cones) | #00988E | 0.031 |
| Achromatopsia (no color) | #878787 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #319779
#319779
oklch(61% 0.104 169.6)
- #B1688C
#B1688C
oklch(60.9% 0.104 349.7)
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 #319779, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.014
- Blue Green #0F9B8E ΔE 0.029
- Viridian #1E9167 ΔE 0.031
- Persian Green #2A9D8F ΔE 0.032
- Dusty Teal #4C9085 ΔE 0.038
- Sea #3C9992 ΔE 0.039
- Slate Green #658D6D ΔE 0.048
- Grey Teal #5E9B8A ΔE 0.049
Use #319779 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.