#3E6498
Closest named color: Dusky Blue (#475F94). oklch(49.9% 0.094 256.6), rgb(62, 100, 152).
Aa
White text reads best on this color (6.03:1).
About this color
#3E6498 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.094 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.016 away. White text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #3E6498 |
| RGB | rgb(62, 100, 152) |
| HSL | hsl(215, 42%, 42%) |
| OKLCH | oklch(49.9% 0.094 256.6) |
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 #3E6498 | 6.03:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #3E6498 | 3.48:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #3E6498 text on white | 6.03:1 | AA | Lc 80.0 | Fine for body text |
| #3E6498 text on black | 3.48:1 | AA large text | Lc -21.8 | 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 700.
-
Step 50
50
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF3
oklch(93.5% 0.014 258.3)
-
Step 200
200
#CFDAEA
oklch(88.5% 0.025 257.6)
-
Step 300
300
#AEC2DE
oklch(80.8% 0.045 256.8)
-
Step 400
400
#83A3CE
oklch(70.7% 0.073 255.9)
-
Step 500
500
#648BC1
oklch(63% 0.093 256.7)
-
Step 600
600
#4B75AE
oklch(55.7% 0.101 256.4)
-
Step 700
700 (this color)
#3E6498
oklch(49.9% 0.094 256.6)
-
Step 800
800
#325079
oklch(42.8% 0.077 256.5)
-
Step 900
900
#2C4262
oklch(37.6% 0.062 257.7)
-
Step 950
950
#1A2739
oklch(27% 0.038 256.7)
#3E6498 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) | #4E679A | 0.022 |
| Deuteranopia (no green cones) | #435F97 | 0.014 |
| Tritanopia (no blue cones) | #007077 | 0.082 |
| Achromatopsia (no color) | #636363 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E6498
#3E6498
oklch(49.9% 0.094 256.6)
- #815B18
#815B18
oklch(50% 0.094 76.8)
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 #3E6498, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.016
- Denim #3B638C ΔE 0.020
- Denim Blue #3B5B92 ΔE 0.027
- French Blue #436BAD ΔE 0.037
- Muted Blue #3B719F ΔE 0.037
- Peacock Blue #016795 ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.042
- Mid Blue #276AB3 ΔE 0.045
Use #3E6498 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.