#315243
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.8% 0.047 163.9), rgb(49, 82, 67).
Aa
White text reads best on this color (8.68:1).
About this color
#315243 is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.047 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.025 away. White text reads best on it, at 8.68:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.41:1 |
| White text | 8.68:1 |
Values
| HEX | #315243 |
| RGB | rgb(49, 82, 67) |
| HSL | hsl(153, 25%, 26%) |
| OKLCH | oklch(40.8% 0.047 163.9) |
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 #315243 | 8.68:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #315243 | 2.41:1 | Fails | Lc 14.3 | Not readable |
| #315243 text on white | 8.68:1 | AAA | Lc 89.7 | Fine for body text |
| #315243 text on black | 2.41:1 | Fails | Lc -12.5 | Not readable |
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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE8
oklch(93.7% 0.009 161.3)
-
Step 200
200
#D1DCD6
oklch(88.4% 0.014 162.4)
-
Step 300
300
#B1C6BC
oklch(80.8% 0.027 165.5)
-
Step 400
400
#88AA99
oklch(70.8% 0.045 163.4)
-
Step 500
500
#6A9480
oklch(63% 0.055 163.8)
-
Step 600
600
#517F6A
oklch(55.7% 0.06 164)
-
Step 700
700
#416B58
oklch(49.1% 0.057 163.9)
-
Step 800
800 (this color)
#315243
oklch(40.8% 0.047 163.9)
-
Step 900
900
#2F483C
oklch(37.7% 0.037 163.2)
-
Step 950
950
#1C2A23
oklch(27% 0.023 162.6)
#315243 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) | #514E42 | 0.046 |
| Deuteranopia (no green cones) | #4B4A44 | 0.043 |
| Tritanopia (no blue cones) | #29524E | 0.019 |
| Achromatopsia (no color) | #4B4B4B | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #315243
#315243
oklch(40.8% 0.047 163.9)
- #5C4050
#5C4050
oklch(40.8% 0.046 344.1)
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 #315243, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.025
- Dark Blue Green #005249 ΔE 0.033
- Deep Teal #00555A ΔE 0.044
- Dark Teal #014D4E ΔE 0.045
- Pine #2B5D34 ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.056
- Spruce #0A5F38 ΔE 0.057
Use #315243 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.