#28514F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.5% 0.046 191.3), rgb(40, 81, 79).
Aa
White text reads best on this color (8.82:1).
About this color
#28514F is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.046 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.009 away. White text reads best on it, at 8.82:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.38:1 |
| White text | 8.82:1 |
Values
| HEX | #28514F |
| RGB | rgb(40, 81, 79) |
| HSL | hsl(177, 34%, 24%) |
| OKLCH | oklch(40.5% 0.046 191.3) |
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 #28514F | 8.82:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #28514F | 2.38:1 | Fails | Lc 13.9 | Not readable |
| #28514F text on white | 8.82:1 | AAA | Lc 90.1 | Preferred for body text |
| #28514F text on black | 2.38:1 | Fails | Lc -12.2 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CFDCDB
oklch(88.4% 0.014 191.4)
-
Step 300
300
#AEC7C5
oklch(81% 0.027 190.8)
-
Step 400
400
#82AAA7
oklch(70.8% 0.044 190.5)
-
Step 500
500
#619492
oklch(63% 0.055 192.7)
-
Step 600
600
#467F7C
oklch(55.7% 0.06 191.2)
-
Step 700
700
#376B68
oklch(49.1% 0.056 190.6)
-
Step 800
800 (this color)
#28514F
oklch(40.5% 0.046 191.3)
-
Step 900
900
#2A4846
oklch(37.8% 0.036 190.3)
-
Step 950
950
#192A29
oklch(27% 0.023 191.2)
#28514F 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) | #4D4D4F | 0.049 |
| Deuteranopia (no green cones) | #46484F | 0.046 |
| Tritanopia (no blue cones) | #135350 | 0.016 |
| Achromatopsia (no color) | #4A4A4A | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28514F
#28514F
oklch(40.5% 0.046 191.3)
- #5F3E42
#5F3E42
oklch(40.3% 0.047 11.4)
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 #28514F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.009
- Deep Teal #00555A ΔE 0.026
- Dark Blue Green #005249 ΔE 0.028
- Dark Teal #014D4E ΔE 0.030
- Charcoal #264653 ΔE 0.040
- Dark Grey Blue #29465B ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.052
- Petrol #005F6A ΔE 0.053
Use #28514F 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.