#5B54A7
Closest named color: Iris (#6258C4). oklch(49.4% 0.129 284.5), rgb(91, 84, 167).
Aa
White text reads best on this color (6.42:1).
About this color
#5B54A7 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 49%, its chroma 0.129 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.047 away. White text reads best on it, at 6.42:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.27:1 |
| White text | 6.42:1 |
Values
| HEX | #5B54A7 |
| RGB | rgb(91, 84, 167) |
| HSL | hsl(245, 33%, 49%) |
| OKLCH | oklch(49.4% 0.129 284.5) |
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 #5B54A7 | 6.42:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #5B54A7 | 3.27:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #5B54A7 text on white | 6.42:1 | AA | Lc 81.7 | Fine for body text |
| #5B54A7 text on black | 3.27:1 | AA large text | Lc -20.2 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D6D7F0
oklch(88.6% 0.034 283.9)
-
Step 300
300
#BBBCE8
oklch(80.9% 0.062 283.9)
-
Step 400
400
#9998DD
oklch(70.7% 0.1 284.2)
-
Step 500
500
#817DD3
oklch(63% 0.127 284.2)
-
Step 600
600
#6C65C0
oklch(55.7% 0.138 284.5)
-
Step 700
700 (this color)
#5B54A7
oklch(49.4% 0.129 284.5)
-
Step 800
800
#4A4486
oklch(42.6% 0.107 285.1)
-
Step 900
900
#3D3A6C
oklch(37.7% 0.084 284.3)
-
Step 950
950
#24223F
oklch(27% 0.053 285.4)
#5B54A7 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) | #3061AA | 0.058 |
| Deuteranopia (no green cones) | #2D5CA5 | 0.058 |
| Tritanopia (no blue cones) | #436575 | 0.109 |
| Achromatopsia (no color) | #5F5F5F | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B54A7
#5B54A7
oklch(49.4% 0.129 284.5)
- #6B6400
#6B6400
oklch(49.4% 0.105 104.8)
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 #5B54A7, closest first.
No curated palette has a color within ΔE 0.04 of #5B54A7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.047
- Twilight #4E518B ΔE 0.050
- Dusky Blue #475F94 ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.060
- French Blue #436BAD ΔE 0.065
- Slate Blue #6A5ACD ΔE 0.065
- Dusk #4E5481 ΔE 0.066
- Blueberry #464196 ΔE 0.066
Use #5B54A7 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.