#3A5A67
Closest named color: YInMn Blue (#415A77). oklch(44.8% 0.043 225.5), rgb(58, 90, 103).
Aa
White text reads best on this color (7.39:1).
About this color
#3A5A67 is a dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.043 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 7.39:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.83:1 |
| White text | 7.39:1 |
Values
| HEX | #3A5A67 |
| RGB | rgb(58, 90, 103) |
| HSL | hsl(197, 28%, 32%) |
| OKLCH | oklch(44.8% 0.043 225.5) |
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 #3A5A67 | 7.39:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #3A5A67 | 2.83:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #3A5A67 text on white | 7.39:1 | AAA | Lc 85.7 | Fine for body text |
| #3A5A67 text on black | 2.83:1 | Fails | Lc -16.4 | 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 800.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B0C4CD
oklch(80.8% 0.025 226.6)
-
Step 400
400
#86A6B4
oklch(70.6% 0.041 226.3)
-
Step 500
500
#6890A1
oklch(63% 0.051 226.1)
-
Step 600
600
#4E7A8C
oklch(55.5% 0.056 225.8)
-
Step 700
700
#3F6777
oklch(49.1% 0.052 225.4)
-
Step 800
800 (this color)
#3A5A67
oklch(44.8% 0.043 225.5)
-
Step 900
900
#2E464F
oklch(37.8% 0.033 223.4)
-
Step 950
950
#1B292E
oklch(27% 0.021 222)
#3A5A67 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) | #535868 | 0.034 |
| Deuteranopia (no green cones) | #4C5367 | 0.031 |
| Tritanopia (no blue cones) | #285E5E | 0.029 |
| Achromatopsia (no color) | #555555 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A5A67
#3A5A67
oklch(44.8% 0.043 225.5)
- #694D41
#694D41
oklch(44.7% 0.043 44.2)
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 #3A5A67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Petrol #005F6A ΔE 0.038
- Dusty Grape #545775 ΔE 0.046
- Slate #516572 ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.051
- Deep Teal #00555A ΔE 0.052
- Dark Aqua #05696B ΔE 0.052
Use #3A5A67 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.