#3A8288
Closest named color: Teal (#008080). oklch(56.3% 0.072 202.7), rgb(58, 130, 136).
Aa
Black text reads best on this color (4.72:1).
About this color
#3A8288 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.072 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.031 away. Black text reads best on it, at 4.72:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #3A8288 |
| RGB | rgb(58, 130, 136) |
| HSL | hsl(185, 40%, 38%) |
| OKLCH | oklch(56.3% 0.072 202.7) |
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 #3A8288 | 4.44:1 | AA large text | Lc -76.1 | Fine for body text |
| Black text on #3A8288 | 4.72:1 | AA | Lc 33.5 | Non-text elements, placeholder text |
| #3A8288 text on white | 4.44:1 | AA large text | Lc 70.6 | Content text, not long reading |
| #3A8288 text on black | 4.72:1 | AA | Lc -31.0 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CCDDDE
oklch(88.5% 0.018 201.1)
-
Step 300
300
#A9C7CA
oklch(80.8% 0.033 203.9)
-
Step 400
400
#7AABAF
oklch(70.8% 0.052 202.4)
-
Step 500
500
#56969B
oklch(63.2% 0.066 202.1)
-
Step 600
600 (this color)
#3A8288
oklch(56.3% 0.072 202.7)
-
Step 700
700
#296C71
oklch(49.1% 0.067 202.1)
-
Step 800
800
#24585C
oklch(42.7% 0.055 202.2)
-
Step 900
900
#23484C
oklch(37.6% 0.043 204.7)
-
Step 950
950
#152A2C
oklch(26.8% 0.027 203.5)
#3A8288 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) | #797D88 | 0.072 |
| Deuteranopia (no green cones) | #6D7488 | 0.067 |
| Tritanopia (no blue cones) | #008784 | 0.029 |
| Achromatopsia (no color) | #787878 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A8288
#3A8288
oklch(56.3% 0.072 202.7)
- #9C6462
#9C6462
oklch(56.3% 0.073 21.9)
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 #3A8288, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.031
- Dark Cyan #008B8B ΔE 0.032
- Teal Blue #01889F ΔE 0.038
- Ocean #017B92 ΔE 0.041
- Deep Aqua #08787F ΔE 0.044
- Bluegreen #017A79 ΔE 0.045
- Cerulean #457B9D ΔE 0.046
- Grey Blue #647D8E ΔE 0.048
Use #3A8288 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.