#285769
Closest named color: Petrol (#005F6A). oklch(43.2% 0.059 225.7), rgb(40, 87, 105).
Aa
White text reads best on this color (7.90:1).
About this color
#285769 is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.059 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.029 away. White text reads best on it, at 7.90:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.65:1 |
| White text | 7.90:1 |
Values
| HEX | #285769 |
| RGB | rgb(40, 87, 105) |
| HSL | hsl(197, 45%, 28%) |
| OKLCH | oklch(43.2% 0.059 225.7) |
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 #285769 | 7.90:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #285769 | 2.65:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #285769 text on white | 7.90:1 | AAA | Lc 87.3 | Fine for body text |
| #285769 text on black | 2.65:1 | Fails | Lc -14.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CDDCE3
oklch(88.5% 0.019 227.3)
-
Step 300
300
#AAC6D2
oklch(81% 0.035 225.6)
-
Step 400
400
#7CA8BB
oklch(70.7% 0.055 226.4)
-
Step 500
500
#5893AA
oklch(63.2% 0.071 225)
-
Step 600
600
#3B7D95
oklch(55.7% 0.076 224.6)
-
Step 700
700
#2D697F
oklch(49.1% 0.071 225.2)
-
Step 800
800 (this color)
#285769
oklch(43.2% 0.059 225.7)
-
Step 900
900
#254754
oklch(37.8% 0.045 224.9)
-
Step 950
950
#162931
oklch(26.8% 0.029 226.7)
#285769 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) | #4D556A | 0.045 |
| Deuteranopia (no green cones) | #444E69 | 0.041 |
| Tritanopia (no blue cones) | #005C5D | 0.037 |
| Achromatopsia (no color) | #515151 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #285769
#285769
oklch(43.2% 0.059 225.7)
- #6B4634
#6B4634
oklch(43.2% 0.059 46.7)
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 #285769, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.029
- Deep Teal #00555A ΔE 0.037
- YInMn Blue #415A77 ΔE 0.039
- Dark Slate Gray #2F4F4F ΔE 0.043
- Deep Sea Blue #015482 ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.052
- Dark Grey Blue #29465B ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.057
Use #285769 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.