#3A7A88
Closest named color: Ocean (#017B92). oklch(54.3% 0.069 214), rgb(58, 122, 136).
Aa
White text reads best on this color (4.86:1).
About this color
#3A7A88 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.069 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.028 away. White text reads best on it, at 4.86:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.31:1 |
| White text | 4.86:1 |
Values
| HEX | #3A7A88 |
| RGB | rgb(58, 122, 136) |
| HSL | hsl(191, 40%, 38%) |
| OKLCH | oklch(54.3% 0.069 214) |
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 #3A7A88 | 4.86:1 | AA | Lc -79.0 | Fine for body text |
| Black text on #3A7A88 | 4.31:1 | AA large text | Lc 30.5 | Non-text elements, placeholder text |
| #3A7A88 text on white | 4.86:1 | AA | Lc 73.5 | Content text, not long reading |
| #3A7A88 text on black | 4.31:1 | AA large text | Lc -28.2 | 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 600.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CDDCE0
oklch(88.4% 0.017 215.5)
-
Step 300
300
#ABC6CD
oklch(80.9% 0.031 215.1)
-
Step 400
400
#7DA9B3
oklch(70.7% 0.049 213.3)
-
Step 500
500
#5A94A1
oklch(63.2% 0.064 213.6)
-
Step 600
600 (this color)
#3A7A88
oklch(54.3% 0.069 214)
-
Step 700
700
#2F6A77
oklch(49.1% 0.064 214.3)
-
Step 800
800
#285761
oklch(42.8% 0.054 213.4)
-
Step 900
900
#26474F
oklch(37.6% 0.041 215.1)
-
Step 950
950
#172A2E
oklch(27.1% 0.026 212.5)
#3A7A88 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) | #707689 | 0.063 |
| Deuteranopia (no green cones) | #646D88 | 0.058 |
| Tritanopia (no blue cones) | #00807E | 0.038 |
| Achromatopsia (no color) | #717171 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A7A88
#3A7A88
oklch(54.3% 0.069 214)
- #936155
#936155
oklch(54.3% 0.068 34.1)
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 #3A7A88, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.028
- Metallic Blue #4F738E ΔE 0.032
- Deep Aqua #08787F ΔE 0.032
- Teal #008080 ΔE 0.036
- Cerulean #457B9D ΔE 0.036
- Bluegreen #017A79 ΔE 0.039
- Stormy Blue #507B9C ΔE 0.041
- Sea Blue #047495 ΔE 0.042
Use #3A7A88 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.