#286B73
Closest named color: Dark Aqua (#05696B). oklch(48.9% 0.068 206.1), rgb(40, 107, 115).
Aa
White text reads best on this color (6.10:1).
About this color
#286B73 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.068 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.023 away. White text reads best on it, at 6.10:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.44:1 |
| White text | 6.10:1 |
Values
| HEX | #286B73 |
| RGB | rgb(40, 107, 115) |
| HSL | hsl(186, 48%, 30%) |
| OKLCH | oklch(48.9% 0.068 206.1) |
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 #286B73 | 6.10:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #286B73 | 3.44:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #286B73 text on white | 6.10:1 | AA | Lc 80.2 | Fine for body text |
| #286B73 text on black | 3.44:1 | AA large text | Lc -21.6 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDDF
oklch(88.5% 0.018 205.3)
-
Step 300
300
#A9C7CB
oklch(80.9% 0.033 206.4)
-
Step 400
400
#7AAAB1
oklch(70.6% 0.052 207.3)
-
Step 500
500
#55959D
oklch(63% 0.067 206)
-
Step 600
600
#377F88
oklch(55.5% 0.072 206.4)
-
Step 700
700 (this color)
#286B73
oklch(48.9% 0.068 206.1)
-
Step 800
800
#24585E
oklch(42.8% 0.056 205.6)
-
Step 900
900
#23484D
oklch(37.6% 0.043 206.9)
-
Step 950
950
#152A2D
oklch(26.9% 0.027 207.4)
#286B73 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) | #626774 | 0.066 |
| Deuteranopia (no green cones) | #575E73 | 0.061 |
| Tritanopia (no blue cones) | #00706D | 0.026 |
| Achromatopsia (no color) | #626262 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #286B73
#286B73
oklch(48.9% 0.068 206.1)
- #82514C
#82514C
oklch(48.9% 0.067 26.1)
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 #286B73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.023
- Deep Turquoise #017374 ΔE 0.027
- Dark Aquamarine #017371 ΔE 0.029
- Deep Aqua #08787F ΔE 0.039
- Slate #516572 ΔE 0.044
- Bluegreen #017A79 ΔE 0.045
- Petrol #005F6A ΔE 0.046
- Dark Green Blue #1F6357 ΔE 0.048
Use #286B73 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.