#42827C
Closest named color: Teal (#008080). oklch(56.2% 0.067 187.5), rgb(66, 130, 124).
Aa
Black text reads best on this color (4.71:1).
About this color
#42827C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 56%, its chroma 0.067 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.034 away. Black text reads best on it, at 4.71:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #42827C |
| RGB | rgb(66, 130, 124) |
| HSL | hsl(174, 33%, 38%) |
| OKLCH | oklch(56.2% 0.067 187.5) |
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 #42827C | 4.45:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #42827C | 4.71:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #42827C text on white | 4.45:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #42827C text on black | 4.71:1 | AA | Lc -30.9 | Non-text elements, placeholder text |
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 600.
-
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
#CEDDDB
oklch(88.6% 0.016 187.3)
-
Step 300
300
#ACC7C4
oklch(80.9% 0.029 188.4)
-
Step 400
400
#7FABA6
oklch(70.8% 0.048 187.4)
-
Step 500
500
#5C9690
oklch(63.1% 0.062 187.4)
-
Step 600
600 (this color)
#42827C
oklch(56.2% 0.067 187.5)
-
Step 700
700
#316C67
oklch(49% 0.062 188)
-
Step 800
800
#2A5854
oklch(42.7% 0.051 188)
-
Step 900
900
#274945
oklch(37.8% 0.041 186)
-
Step 950
950
#172B29
oklch(27.1% 0.026 187.7)
#42827C 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) | #7C7C7C | 0.071 |
| Deuteranopia (no green cones) | #71747D | 0.067 |
| Tritanopia (no blue cones) | #218580 | 0.022 |
| Achromatopsia (no color) | #777777 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42827C
#42827C
oklch(56.2% 0.067 187.5)
- #98656E
#98656E
oklch(56.4% 0.067 7.9)
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 #42827C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.034
- Dark Cyan #008B8B ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.044
- Bluegreen #017A79 ΔE 0.045
- Deep Aqua #08787F ΔE 0.049
- Battleship Grey #6B7C85 ΔE 0.053
- Grey Blue #647D8E ΔE 0.053
- Teal Green #0A9396 ΔE 0.055
Use #42827C 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.