#99BECF
Closest named color: Light Grey Blue (#9DBCD4). oklch(78% 0.046 227.6), rgb(153, 190, 207).
Aa
Black text reads best on this color (10.62:1).
About this color
#99BECF is a light, muted teal or cyan. In OKLCH its lightness is 78%, its chroma 0.046 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.012 away. Black text reads best on it, at 10.62:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.62:1 |
| White text | 1.97:1 |
Values
| HEX | #99BECF |
| RGB | rgb(153, 190, 207) |
| HSL | hsl(199, 36%, 71%) |
| OKLCH | oklch(78% 0.046 227.6) |
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 #99BECF | 1.97:1 | Fails | Lc -42.6 | Non-text elements, placeholder text |
| Black text on #99BECF | 10.62:1 | AAA | Lc 65.8 | Content text, not long reading |
| #99BECF text on white | 1.97:1 | Fails | Lc 38.2 | Non-text elements, placeholder text |
| #99BECF text on black | 10.62:1 | AAA | Lc -64.2 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE7
oklch(88.5% 0.026 227.9)
-
Step 300
300 (this color)
#99BECF
oklch(78% 0.046 227.6)
-
Step 400
400
#6DAAC5
oklch(70.7% 0.074 227.8)
-
Step 500
500
#4095B6
oklch(63.2% 0.095 226.9)
-
Step 600
600
#137EA2
oklch(55.5% 0.103 227.7)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#095771
oklch(42.7% 0.08 227.6)
-
Step 900
900
#15485B
oklch(37.7% 0.062 227)
-
Step 950
950
#0E2A35
oklch(26.9% 0.039 226.8)
#99BECF 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) | #B5BCD0 | 0.036 |
| Deuteranopia (no green cones) | #ADB6CF | 0.031 |
| Tritanopia (no blue cones) | #89C3C3 | 0.032 |
| Achromatopsia (no color) | #B8B8B8 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BECF
#99BECF
oklch(78% 0.046 227.6)
- #D1AF9E
#D1AF9E
oklch(77.9% 0.046 48.1)
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 #99BECF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.012
- Light Cornflower Blue #98C1D9 ΔE 0.014
- Cloudy Blue #ACC2D9 ΔE 0.030
- French Gray #ADB5BD ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.040
- Sky Blue #87CEEB ΔE 0.050
- Silver #C0C0C0 ΔE 0.054
- Light Blue Grey #B7C9E2 ΔE 0.055
Use #99BECF 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.