#3E747F
Closest named color: Deep Aqua (#08787F). oklch(52.6% 0.06 212.4), rgb(62, 116, 127).
Aa
White text reads best on this color (5.23:1).
About this color
#3E747F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.060 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.031 away. White text reads best on it, at 5.23:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.00:1 |
| White text | 5.23:1 |
Values
| HEX | #3E747F |
| RGB | rgb(62, 116, 127) |
| HSL | hsl(190, 34%, 37%) |
| OKLCH | oklch(52.6% 0.06 212.4) |
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 #3E747F | 5.23:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #3E747F | 4.00:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #3E747F text on white | 5.23:1 | AA | Lc 75.9 | Fine for body text |
| #3E747F text on black | 4.00:1 | AA large text | Lc -25.9 | 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
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCDF
oklch(88.6% 0.015 213.1)
-
Step 300
300
#AEC6CB
oklch(81% 0.027 211.6)
-
Step 400
400
#82A8B0
oklch(70.6% 0.043 212)
-
Step 500
500
#61939D
oklch(63.2% 0.056 211.5)
-
Step 600
600 (this color)
#3E747F
oklch(52.6% 0.06 212.4)
-
Step 700
700
#386973
oklch(49% 0.055 212.4)
-
Step 800
800
#2F565E
oklch(42.8% 0.046 212.3)
-
Step 900
900
#2A474D
oklch(37.8% 0.036 212.2)
-
Step 950
950
#19292D
oklch(26.9% 0.023 215.1)
#3E747F 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) | #6B7180 | 0.055 |
| Deuteranopia (no green cones) | #61697F | 0.050 |
| Tritanopia (no blue cones) | #187977 | 0.034 |
| Achromatopsia (no color) | #6C6C6C | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E747F
#3E747F
oklch(52.6% 0.06 212.4)
- #8A5E55
#8A5E55
oklch(52.6% 0.06 32)
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 #3E747F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.031
- Metallic Blue #4F738E ΔE 0.033
- Bluegreen #017A79 ΔE 0.038
- Ocean #017B92 ΔE 0.038
- Deep Turquoise #017374 ΔE 0.040
- Dark Aquamarine #017371 ΔE 0.043
- Teal #008080 ΔE 0.043
- Sea Blue #047495 ΔE 0.044
Use #3E747F 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.