#ABB5FF
Closest named color: Pastel Blue (#A2BFFE). oklch(79.3% 0.106 277.8), rgb(171, 181, 255).
Aa
Black text reads best on this color (10.78:1).
About this color
#ABB5FF is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.106 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.028 away. Black text reads best on it, at 10.78:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.78:1 |
| White text | 1.94:1 |
Values
| HEX | #ABB5FF |
| RGB | rgb(171, 181, 255) |
| HSL | hsl(233, 100%, 84%) |
| OKLCH | oklch(79.3% 0.106 277.8) |
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 #ABB5FF | 1.94:1 | Fails | Lc -41.7 | Non-text elements, placeholder text |
| Black text on #ABB5FF | 10.78:1 | AAA | Lc 66.5 | Content text, not long reading |
| #ABB5FF text on white | 1.94:1 | Fails | Lc 37.4 | Non-text elements, placeholder text |
| #ABB5FF text on black | 10.78:1 | AAA | Lc -65.1 | Content text, not long reading |
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 300.
-
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 (this color)
#ABB5FF
oklch(79.3% 0.106 277.8)
-
Step 400
400
#8B94FF
oklch(70.6% 0.155 278)
-
Step 500
500
#7175FF
oklch(63.1% 0.201 277.7)
-
Step 600
600
#5C54F7
oklch(55.6% 0.234 277.8)
-
Step 700
700
#4D42D8
oklch(49.1% 0.219 277.9)
-
Step 800
800
#3E38AE
oklch(42.7% 0.181 277.7)
-
Step 900
900
#34338A
oklch(37.8% 0.141 277.8)
-
Step 950
950
#1E1F51
oklch(27.1% 0.089 277.8)
#ABB5FF 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) | #9EBDFF | 0.025 |
| Deuteranopia (no green cones) | #99B7FD | 0.023 |
| Tritanopia (no blue cones) | #94C3CF | 0.094 |
| Achromatopsia (no color) | #BABABA | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ABB5FF
#ABB5FF
oklch(79.3% 0.106 277.8)
- #CEBC69
#CEBC69
oklch(79.3% 0.106 97.4)
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 #ABB5FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.028
- Carolina Blue #8AB8FE ΔE 0.040
- Pale Violet #CEAEFA ΔE 0.050
- Light Periwinkle #C1C6FC ΔE 0.057
- Light Violet #D6B4FC ΔE 0.060
- Lilac #CEA2FD ΔE 0.064
- Pastel Purple #CAA0FF ΔE 0.065
- Baby Blue #A2CFFE ΔE 0.069
Use #ABB5FF 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.