#3E36B0
Closest named color: Sapphire (#2138AB). oklch(42.5% 0.186 277.9), rgb(62, 54, 176).
Aa
White text reads best on this color (8.90:1).
About this color
#3E36B0 is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.186 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.037 away. White text reads best on it, at 8.90:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.186) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #3E36B0 |
| RGB | rgb(62, 54, 176) |
| HSL | hsl(244, 53%, 45%) |
| OKLCH | oklch(42.5% 0.186 277.9) |
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 #3E36B0 | 8.90:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #3E36B0 | 2.35:1 | Fails | Lc 14.3 | Not readable |
| #3E36B0 text on white | 8.90:1 | AAA | Lc 89.7 | Fine for body text |
| #3E36B0 text on black | 2.35:1 | Fails | Lc -12.6 | Not readable |
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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E8FF
oklch(93.5% 0.031 277.9)
-
Step 200
200
#D0D6FF
oklch(88.5% 0.057 278.6)
-
Step 300
300
#B1BBFF
oklch(80.9% 0.097 277.5)
-
Step 400
400
#8B94FF
oklch(70.6% 0.155 278)
-
Step 500
500
#7175FF
oklch(63.1% 0.201 277.7)
-
Step 600
600
#5C52FB
oklch(55.7% 0.241 277.8)
-
Step 700
700
#4D40DB
oklch(49.1% 0.225 277.9)
-
Step 800
800 (this color)
#3E36B0
oklch(42.5% 0.186 277.9)
-
Step 900
900
#34328C
oklch(37.8% 0.145 277.9)
-
Step 950
950
#1E1E52
oklch(27% 0.093 278.2)
#3E36B0 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) | #004FB4 | 0.067 |
| Deuteranopia (no green cones) | #0045AE | 0.056 |
| Tritanopia (no blue cones) | #00576F | 0.152 |
| Achromatopsia (no color) | #4A4A4A | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E36B0
#3E36B0
oklch(42.5% 0.186 277.9)
- #5C4E00
#5C4E00
oklch(42.5% 0.088 97.2)
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 #3E36B0, closest first.
No curated palette has a color within ΔE 0.04 of #3E36B0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.037
- Majorelle Blue #3F37C9 ΔE 0.040
- Indigo Blue #3A18B1 ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.052
- Blueberry #464196 ΔE 0.052
- Blue Blue #2242C7 ΔE 0.053
- Blurple #5539CC ΔE 0.059
- Imperial Purple #480CA8 ΔE 0.061
Use #3E36B0 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.