#33584A
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.8% 0.049 167.9), rgb(51, 88, 74).
Aa
White text reads best on this color (7.96:1).
About this color
#33584A is a dark, muted green. In OKLCH its lightness is 43%, its chroma 0.049 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.034 away. White text reads best on it, at 7.96:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.63:1 |
| White text | 7.96:1 |
Values
| HEX | #33584A |
| RGB | rgb(51, 88, 74) |
| HSL | hsl(157, 27%, 27%) |
| OKLCH | oklch(42.8% 0.049 167.9) |
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 #33584A | 7.96:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #33584A | 2.63:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #33584A text on white | 7.96:1 | AAA | Lc 87.5 | Fine for body text |
| #33584A text on black | 2.63:1 | Fails | Lc -14.6 | 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
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#D0DDD7
oklch(88.6% 0.016 166.7)
-
Step 300
300
#B0C7BD
oklch(80.9% 0.029 167.6)
-
Step 400
400
#85AA9B
oklch(70.6% 0.046 168.3)
-
Step 500
500
#669583
oklch(63.1% 0.058 168.6)
-
Step 600
600
#4C806C
oklch(55.7% 0.065 167.5)
-
Step 700
700
#3D6C5A
oklch(49.2% 0.06 167.4)
-
Step 800
800 (this color)
#33584A
oklch(42.8% 0.049 167.9)
-
Step 900
900
#2D483E
oklch(37.7% 0.037 169)
-
Step 950
950
#1B2A24
oklch(26.9% 0.023 167.9)
#33584A 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) | #565349 | 0.049 |
| Deuteranopia (no green cones) | #504F4B | 0.047 |
| Tritanopia (no blue cones) | #295854 | 0.018 |
| Achromatopsia (no color) | #515151 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33584A
#33584A
oklch(42.8% 0.049 167.9)
- #644454
#644454
oklch(42.8% 0.05 348)
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 #33584A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.034
- Dark Green Blue #1F6357 ΔE 0.035
- Dark Blue Green #005249 ΔE 0.043
- Pine #2B5D34 ΔE 0.044
- Deep Teal #00555A ΔE 0.044
- Spruce #0A5F38 ΔE 0.052
- Petrol #005F6A ΔE 0.053
- Dark Teal #014D4E ΔE 0.057
Use #33584A 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.