#A5B7FB
Closest named color: Pastel Blue (#A2BFFE). oklch(79.1% 0.099 272.6), rgb(165, 183, 251).
Aa
Black text reads best on this color (10.76:1).
About this color
#A5B7FB is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.099 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.020 away. Black text reads best on it, at 10.76:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.76:1 |
| White text | 1.95:1 |
Values
| HEX | #A5B7FB |
| RGB | rgb(165, 183, 251) |
| HSL | hsl(227, 91%, 82%) |
| OKLCH | oklch(79.1% 0.099 272.6) |
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 #A5B7FB | 1.95:1 | Fails | Lc -41.8 | Non-text elements, placeholder text |
| Black text on #A5B7FB | 10.76:1 | AAA | Lc 66.5 | Content text, not long reading |
| #A5B7FB text on white | 1.95:1 | Fails | Lc 37.5 | Non-text elements, placeholder text |
| #A5B7FB text on black | 10.76:1 | AAA | Lc -65.0 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FE
oklch(93.6% 0.029 273.1)
-
Step 200
200
#CCD8FE
oklch(88.5% 0.054 271.5)
-
Step 300
300 (this color)
#A5B7FB
oklch(79.1% 0.099 272.6)
-
Step 400
400
#8198FF
oklch(70.7% 0.153 272.5)
-
Step 500
500
#6479FF
oklch(63% 0.199 272.7)
-
Step 600
600
#4E5DF1
oklch(55.7% 0.22 272.6)
-
Step 700
700
#404BD2
oklch(49.2% 0.205 272.6)
-
Step 800
800
#343FAA
oklch(42.8% 0.17 272.5)
-
Step 900
900
#2C3786
oklch(37.7% 0.132 272.4)
-
Step 950
950
#1A214F
oklch(27.1% 0.084 273)
#A5B7FB 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) | #A1BDFE | 0.015 |
| Deuteranopia (no green cones) | #9BB6F9 | 0.014 |
| Tritanopia (no blue cones) | #8CC4CF | 0.088 |
| Achromatopsia (no color) | #BABABA | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A5B7FB
#A5B7FB
oklch(79.1% 0.099 272.6)
- #D1B96E
#D1B96E
oklch(79% 0.099 92.2)
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 #A5B7FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.020
- Carolina Blue #8AB8FE ΔE 0.032
- Light Periwinkle #C1C6FC ΔE 0.057
- Pale Violet #CEAEFA ΔE 0.058
- Sky #82CAFC ΔE 0.059
- Baby Blue #A2CFFE ΔE 0.062
- Lightblue #7BC8F6 ΔE 0.063
- Light Grey Blue #9DBCD4 ΔE 0.064
Use #A5B7FB 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.