#898F99
Closest named color: Blue Grey (#758DA3). oklch(64.8% 0.016 260.7), rgb(137, 143, 153).
Aa
Black text reads best on this color (6.45:1).
About this color
#898F99 is a medium-light close to neutral grey. In OKLCH its lightness is 65%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Blue Grey (#758DA3), ΔE 0.032 away. Black text reads best on it, at 6.45:1.
| Hue family | Neutrals |
| Lightness | medium-light (65%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 6.45:1 |
| White text | 3.25:1 |
Values
| HEX | #898F99 |
| RGB | rgb(137, 143, 153) |
| HSL | hsl(218, 7%, 57%) |
| OKLCH | oklch(64.8% 0.016 260.7) |
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 #898F99 | 3.25:1 | AA large text | Lc -65.3 | Content text, not long reading |
| Black text on #898F99 | 6.45:1 | AA | Lc 44.2 | Non-text elements, placeholder text |
| #898F99 text on white | 3.25:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #898F99 text on black | 6.45:1 | AA | Lc -41.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEB
oklch(93.7% 0.002 247.8)
-
Step 200
200
#D7D9DC
oklch(88.5% 0.005 258.3)
-
Step 300
300
#BEC1C6
oklch(81% 0.008 260.7)
-
Step 400
400
#9CA1A9
oklch(70.7% 0.013 259.8)
-
Step 500
500 (this color)
#898F99
oklch(64.8% 0.016 260.7)
-
Step 600
600
#6D747E
oklch(55.6% 0.018 257.2)
-
Step 700
700
#5B616A
oklch(49.1% 0.016 258.4)
-
Step 800
800
#4B4F57
oklch(42.7% 0.014 264.4)
-
Step 900
900
#3E4247
oklch(37.7% 0.01 254)
-
Step 950
950
#25272A
oklch(27.2% 0.006 258.4)
#898F99 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) | #8C8F9A | 0.005 |
| Deuteranopia (no green cones) | #8A8E99 | 0.003 |
| Tritanopia (no blue cones) | #859192 | 0.015 |
| Achromatopsia (no color) | #8F8F8F | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #898F99
#898F99
oklch(64.8% 0.016 260.7)
- #948E84
#948E84
oklch(64.9% 0.016 80.7)
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 #898F99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.032
- Warm Grey #978A84 ΔE 0.033
- Light Slate Gray #778899 ΔE 0.034
- Silver Lake Blue #778DA9 ΔE 0.035
- Cool Gray #8D99AE ΔE 0.037
- Steel #738595 ΔE 0.044
- English Lavender #9D8189 ΔE 0.045
- Purpley Grey #947E94 ΔE 0.047
Use #898F99 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.