#5B4EAF
Closest named color: Iris (#6258C4). oklch(48.8% 0.149 285.6), rgb(91, 78, 175).
Aa
White text reads best on this color (6.65:1).
About this color
#5B4EAF is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.149 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.042 away. White text reads best on it, at 6.65:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.15:1 |
| White text | 6.65:1 |
Values
| HEX | #5B4EAF |
| RGB | rgb(91, 78, 175) |
| HSL | hsl(248, 38%, 50%) |
| OKLCH | oklch(48.8% 0.149 285.6) |
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 #5B4EAF | 6.65:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #5B4EAF | 3.15:1 | AA large text | Lc 21.4 | Dividers and decoration only |
| #5B4EAF text on white | 6.65:1 | AA | Lc 82.6 | Fine for body text |
| #5B4EAF text on black | 3.15:1 | AA large text | Lc -19.3 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D6D6F3
oklch(88.5% 0.04 285.6)
-
Step 300
300
#BCBBEE
oklch(81% 0.072 285.6)
-
Step 400
400
#9A96E5
oklch(70.8% 0.114 285.4)
-
Step 500
500
#8379DE
oklch(63.1% 0.148 285.8)
-
Step 600
600
#6D60CB
oklch(55.5% 0.16 285.5)
-
Step 700
700 (this color)
#5B4EAF
oklch(48.8% 0.149 285.6)
-
Step 800
800
#4B418E
oklch(42.7% 0.123 285.9)
-
Step 900
900
#3E3872
oklch(37.8% 0.096 285.5)
-
Step 950
950
#242143
oklch(27% 0.062 285.5)
#5B4EAF 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) | #175FB2 | 0.077 |
| Deuteranopia (no green cones) | #1259AD | 0.077 |
| Tritanopia (no blue cones) | #3E6377 | 0.124 |
| Achromatopsia (no color) | #5C5C5C | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B4EAF
#5B4EAF
oklch(48.8% 0.149 285.6)
- #696300
#696300
oklch(49% 0.104 105.5)
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 #5B4EAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.042
- Bluey Purple #6241C7 ΔE 0.049
- Blue With A Hint Of Purple #533CC6 ΔE 0.057
- Slate Blue #6A5ACD ΔE 0.060
- Blueberry #464196 ΔE 0.062
- Twilight #4E518B ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.064
- Blurple #5539CC ΔE 0.066
Use #5B4EAF 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.