#3E7284
Closest named color: Metallic Blue (#4F738E). oklch(52.3% 0.062 222.6), rgb(62, 114, 132).
Aa
White text reads best on this color (5.32:1).
About this color
#3E7284 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.062 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.026 away. White text reads best on it, at 5.32:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #3E7284 |
| RGB | rgb(62, 114, 132) |
| HSL | hsl(195, 36%, 38%) |
| OKLCH | oklch(52.3% 0.062 222.6) |
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 #3E7284 | 5.32:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #3E7284 | 3.94:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #3E7284 text on white | 5.32:1 | AA | Lc 76.4 | Fine for body text |
| #3E7284 text on black | 3.94:1 | AA large text | Lc -25.4 | 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 700.
-
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
#ACC5CF
oklch(80.8% 0.031 223.9)
-
Step 400
400
#80A8B7
oklch(70.8% 0.049 222.9)
-
Step 500
500
#5E92A5
oklch(63.1% 0.062 223.1)
-
Step 600
600
#437C90
oklch(55.5% 0.067 223)
-
Step 700
700 (this color)
#3E7284
oklch(52.3% 0.062 222.6)
-
Step 800
800
#2C5564
oklch(42.6% 0.052 224)
-
Step 900
900
#284651
oklch(37.5% 0.04 223.5)
-
Step 950
950
#18292F
oklch(26.9% 0.025 222.2)
#3E7284 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) | #687085 | 0.051 |
| Deuteranopia (no green cones) | #5D6884 | 0.045 |
| Tritanopia (no blue cones) | #137878 | 0.041 |
| Achromatopsia (no color) | #6B6B6B | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E7284
#3E7284
oklch(52.3% 0.062 222.6)
- #895E4D
#895E4D
oklch(52.3% 0.062 42.4)
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 #3E7284, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.026
- Deep Aqua #08787F ΔE 0.036
- Ocean #017B92 ΔE 0.037
- Sea Blue #047495 ΔE 0.037
- Dull Blue #49759C ΔE 0.041
- Slate #516572 ΔE 0.043
- Cerulean #457B9D ΔE 0.044
- Muted Blue #3B719F ΔE 0.045
Use #3E7284 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.