#286A6C
Closest named color: Dark Aqua (#05696B). oklch(48.4% 0.066 198), rgb(40, 106, 108).
Aa
White text reads best on this color (6.23:1).
About this color
#286A6C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.066 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.017 away. White text reads best on it, at 6.23:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.36:1 |
| White text | 6.23:1 |
Values
| HEX | #286A6C |
| RGB | rgb(40, 106, 108) |
| HSL | hsl(182, 46%, 29%) |
| OKLCH | oklch(48.4% 0.066 198) |
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 #286A6C | 6.23:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #286A6C | 3.36:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #286A6C text on white | 6.23:1 | AA | Lc 80.9 | Fine for body text |
| #286A6C text on black | 3.36:1 | AA large text | Lc -21.0 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CCDDDD
oklch(88.5% 0.018 196.8)
-
Step 300
300
#AAC7C8
oklch(80.9% 0.031 199.1)
-
Step 400
400
#7BABAC
oklch(70.8% 0.051 197.7)
-
Step 500
500
#579698
oklch(63.2% 0.065 198.3)
-
Step 600
600
#398082
oklch(55.6% 0.071 197.8)
-
Step 700
700 (this color)
#286A6C
oklch(48.4% 0.066 198)
-
Step 800
800
#25585A
oklch(42.7% 0.054 198.8)
-
Step 900
900
#24494A
oklch(37.8% 0.042 197.8)
-
Step 950
950
#162B2B
oklch(27.2% 0.027 195.7)
#286A6C 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) | #63656C | 0.068 |
| Deuteranopia (no green cones) | #585D6C | 0.063 |
| Tritanopia (no blue cones) | #006E6A | 0.021 |
| Achromatopsia (no color) | #616161 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #286A6C
#286A6C
oklch(48.4% 0.066 198)
- #804F50
#804F50
oklch(48.4% 0.066 18.5)
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 #286A6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.017
- Deep Turquoise #017374 ΔE 0.028
- Dark Aquamarine #017371 ΔE 0.028
- Dark Green Blue #1F6357 ΔE 0.037
- Petrol #005F6A ΔE 0.043
- Deep Aqua #08787F ΔE 0.044
- Slate #516572 ΔE 0.047
- Bluegreen #017A79 ΔE 0.047
Use #286A6C 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.