#899DF5
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.7% 0.13 273), rgb(137, 157, 245).
Aa
Black text reads best on this color (8.20:1).
About this color
#899DF5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.130 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.017 away. Black text reads best on it, at 8.20:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.20:1 |
| White text | 2.55:1 |
Values
| HEX | #899DF5 |
| RGB | rgb(137, 157, 245) |
| HSL | hsl(229, 84%, 75%) |
| OKLCH | oklch(71.7% 0.13 273) |
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 #899DF5 | 2.55:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #899DF5 | 8.20:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #899DF5 text on white | 2.55:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #899DF5 text on black | 8.20:1 | AAA | Lc -51.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CFD8F8
oklch(88.5% 0.045 273)
-
Step 300
300
#AFBEF6
oklch(81% 0.081 272.8)
-
Step 400
400 (this color)
#899DF5
oklch(71.7% 0.13 273)
-
Step 500
500
#6A7EED
oklch(63.1% 0.167 273)
-
Step 600
600
#5364DB
oklch(55.5% 0.181 272.9)
-
Step 700
700
#4452BE
oklch(49% 0.169 272.9)
-
Step 800
800
#38449A
oklch(42.7% 0.14 273)
-
Step 900
900
#303A7A
oklch(37.6% 0.109 273.4)
-
Step 950
950
#1C2348
oklch(27.1% 0.069 272.9)
#899DF5 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) | #7DA7F9 | 0.027 |
| Deuteranopia (no green cones) | #749EF3 | 0.025 |
| Tritanopia (no blue cones) | #63AFBD | 0.117 |
| Achromatopsia (no color) | #A2A2A2 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899DF5
#899DF5
oklch(71.7% 0.13 273)
- #C0A131
#C0A131
oklch(71.7% 0.13 92.9)
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 #899DF5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.017
- Perrywinkle #8F8CE7 ΔE 0.044
- Cornflower Blue #6495ED ΔE 0.052
- Lavender Blue #8B88F8 ΔE 0.054
- Carolina Blue #8AB8FE ΔE 0.070
- Periwinkle #8E82FE ΔE 0.071
- Chefchaouen Blue #4895EF ΔE 0.075
- Soft Blue #6488EA ΔE 0.076
Use #899DF5 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.