#899BE7
Closest named color: Periwinkle Blue (#8F99FB). oklch(70.6% 0.113 273), rgb(137, 155, 231).
Aa
Black text reads best on this color (7.90:1).
About this color
#899BE7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.113 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.033 away. Black text reads best on it, at 7.90:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.90:1 |
| White text | 2.65:1 |
Values
| HEX | #899BE7 |
| RGB | rgb(137, 155, 231) |
| HSL | hsl(229, 66%, 72%) |
| OKLCH | oklch(70.6% 0.113 273) |
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 #899BE7 | 2.65:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #899BE7 | 7.90:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #899BE7 text on white | 2.65:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #899BE7 text on black | 7.90:1 | AAA | Lc -50.3 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F4
oklch(88.5% 0.04 272.9)
-
Step 300
300
#B1BEEF
oklch(80.8% 0.071 273.1)
-
Step 400
400 (this color)
#899BE7
oklch(70.6% 0.113 273)
-
Step 500
500
#6D81E0
oklch(63.1% 0.144 272.7)
-
Step 600
600
#5768CE
oklch(55.6% 0.157 273.1)
-
Step 700
700
#4756B2
oklch(49.1% 0.146 272.9)
-
Step 800
800
#3A4790
oklch(42.7% 0.121 272.7)
-
Step 900
900
#323C73
oklch(37.7% 0.094 273.3)
-
Step 950
950
#1D2443
oklch(27.1% 0.058 272.4)
#899BE7 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) | #81A3EA | 0.022 |
| Deuteranopia (no green cones) | #799BE5 | 0.020 |
| Tritanopia (no blue cones) | #6BAAB6 | 0.101 |
| Achromatopsia (no color) | #9F9F9F | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899BE7
#899BE7
oklch(70.6% 0.113 273)
- #B99E44
#B99E44
oklch(70.6% 0.113 92.5)
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 #899BE7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.033
- Perrywinkle #8F8CE7 ΔE 0.039
- Cornflower Blue #6495ED ΔE 0.049
- Lavender Blue #8B88F8 ΔE 0.059
- Pale Purple #B790D4 ΔE 0.070
- Soft Blue #6488EA ΔE 0.073
- Chefchaouen Blue #4895EF ΔE 0.073
- Carolina Blue #8AB8FE ΔE 0.077
Use #899BE7 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.