#3D7388
Closest named color: Metallic Blue (#4F738E). oklch(52.7% 0.066 225.5), rgb(61, 115, 136).
Aa
White text reads best on this color (5.24:1).
About this color
#3D7388 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.066 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.022 away. White text reads best on it, at 5.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #3D7388 |
| RGB | rgb(61, 115, 136) |
| HSL | hsl(197, 38%, 39%) |
| OKLCH | oklch(52.7% 0.066 225.5) |
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 #3D7388 | 5.24:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #3D7388 | 4.00:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #3D7388 text on white | 5.24:1 | AA | Lc 75.9 | Fine for body text |
| #3D7388 text on black | 4.00:1 | AA large text | Lc -25.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CEDCE1
oklch(88.5% 0.017 221.1)
-
Step 300
300
#ADC5CF
oklch(80.9% 0.03 224.8)
-
Step 400
400
#81A7B7
oklch(70.6% 0.047 225.6)
-
Step 500
500
#6092A6
oklch(63.2% 0.061 225.2)
-
Step 600
600 (this color)
#3D7388
oklch(52.7% 0.066 225.5)
-
Step 700
700
#37687B
oklch(49.1% 0.061 225.4)
-
Step 800
800
#2E5564
oklch(42.7% 0.051 225)
-
Step 900
900
#294652
oklch(37.7% 0.04 226.3)
-
Step 950
950
#192930
oklch(27% 0.025 227.2)
#3D7388 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) | #687189 | 0.052 |
| Deuteranopia (no green cones) | #5D6988 | 0.045 |
| Tritanopia (no blue cones) | #05797A | 0.045 |
| Achromatopsia (no color) | #6C6C6C | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D7388
#3D7388
oklch(52.7% 0.066 225.5)
- #8B5F4A
#8B5F4A
oklch(52.7% 0.066 46.4)
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 #3D7388, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.022
- Sea Blue #047495 ΔE 0.034
- Ocean #017B92 ΔE 0.034
- Dull Blue #49759C ΔE 0.035
- Deep Aqua #08787F ΔE 0.038
- Cerulean #457B9D ΔE 0.038
- Muted Blue #3B719F ΔE 0.039
- Stormy Blue #507B9C ΔE 0.043
Use #3D7388 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.