#997DAB
Closest named color: Heather (#A484AC). oklch(63.2% 0.075 311.8), rgb(153, 125, 171).
Aa
Black text reads best on this color (5.87:1).
About this color
#997DAB is a medium-light, moderately saturated purple. In OKLCH its lightness is 63%, its chroma 0.075 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.027 away. Black text reads best on it, at 5.87:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 5.87:1 |
| White text | 3.57:1 |
Values
| HEX | #997DAB |
| RGB | rgb(153, 125, 171) |
| HSL | hsl(277, 21%, 58%) |
| OKLCH | oklch(63.2% 0.075 311.8) |
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 #997DAB | 3.57:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #997DAB | 5.87:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #997DAB text on white | 3.57:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #997DAB text on black | 5.87:1 | AA | Lc -38.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#ECE8EF
oklch(93.6% 0.01 311.2)
-
Step 200
200
#DED6E3
oklch(88.6% 0.02 312.8)
-
Step 300
300
#C8BAD2
oklch(80.8% 0.037 311.4)
-
Step 400
400
#AD97BB
oklch(70.8% 0.057 312.2)
-
Step 500
500 (this color)
#997DAB
oklch(63.2% 0.075 311.8)
-
Step 600
600
#836596
oklch(55.5% 0.082 311.8)
-
Step 700
700
#6F5480
oklch(49.1% 0.076 311.8)
-
Step 800
800
#5A4568
oklch(42.7% 0.062 311.3)
-
Step 900
900
#4A3A54
oklch(37.6% 0.048 312.1)
-
Step 950
950
#2B2231
oklch(26.9% 0.03 311.5)
#997DAB 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) | #7686AD | 0.054 |
| Deuteranopia (no green cones) | #7C88AA | 0.050 |
| Tritanopia (no blue cones) | #97838D | 0.054 |
| Achromatopsia (no color) | #878787 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #997DAB
#997DAB
oklch(63.2% 0.075 311.8)
- #799464
#799464
oklch(63.3% 0.075 132.1)
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 #997DAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.027
- Purpley Grey #947E94 ΔE 0.038
- Dark Lilac #9C6DA5 ΔE 0.040
- Dusty Lavender #AC86A8 ΔE 0.042
- Wisteria #A87DC2 ΔE 0.043
- Faded Purple #916E99 ΔE 0.045
- Soft Purple #A66FB5 ΔE 0.046
- Lavender Gray #7E7F9A ΔE 0.051
Use #997DAB 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.