#635DAC
Closest named color: Iris (#6258C4). oklch(52.1% 0.122 284.8), rgb(99, 93, 172).
Aa
White text reads best on this color (5.68:1).
About this color
#635DAC is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.122 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.041 away. White text reads best on it, at 5.68:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.69:1 |
| White text | 5.68:1 |
Values
| HEX | #635DAC |
| RGB | rgb(99, 93, 172) |
| HSL | hsl(245, 32%, 52%) |
| OKLCH | oklch(52.1% 0.122 284.8) |
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 #635DAC | 5.68:1 | AA | Lc -83.6 | Fine for body text |
| Black text on #635DAC | 3.69:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #635DAC text on white | 5.68:1 | AA | Lc 78.3 | Fine for body text |
| #635DAC text on black | 3.69:1 | AA large text | Lc -23.5 | 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
#E8E9F5
oklch(93.7% 0.016 282.3)
-
Step 200
200
#D6D7EF
oklch(88.6% 0.033 283.8)
-
Step 300
300
#BCBCE6
oklch(80.9% 0.059 285)
-
Step 400
400
#9A98D9
oklch(70.6% 0.094 285.1)
-
Step 500
500
#827ECF
oklch(63.1% 0.12 284.7)
-
Step 600
600
#6C66BC
oklch(55.6% 0.13 284.5)
-
Step 700
700 (this color)
#635DAC
oklch(52.1% 0.122 284.8)
-
Step 800
800
#4A4583
oklch(42.6% 0.1 285)
-
Step 900
900
#3E3B69
oklch(37.8% 0.077 285)
-
Step 950
950
#24233E
oklch(27.1% 0.05 284.3)
#635DAC 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) | #3F69AF | 0.052 |
| Deuteranopia (no green cones) | #3D64AA | 0.051 |
| Tritanopia (no blue cones) | #4D6D7C | 0.104 |
| Achromatopsia (no color) | #676767 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635DAC
#635DAC
oklch(52.1% 0.122 284.8)
- #736C00
#736C00
oklch(52.1% 0.111 105.1)
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 #635DAC, closest first.
No curated palette has a color within ΔE 0.04 of #635DAC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.041
- French Blue #436BAD ΔE 0.052
- Slate Blue #6A5ACD ΔE 0.054
- Dusky Blue #475F94 ΔE 0.057
- Dark Periwinkle #665FD1 ΔE 0.058
- Light Indigo #6D5ACF ΔE 0.058
- Twilight #4E518B ΔE 0.068
- Mid Blue #276AB3 ΔE 0.070
Use #635DAC 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.