#128697
Closest named color: Teal Blue (#01889F). oklch(57% 0.095 210.9), rgb(18, 134, 151).
Aa
Black text reads best on this color (4.88:1).
About this color
#128697 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.095 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.012 away. Black text reads best on it, at 4.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 4.88:1 |
| White text | 4.30:1 |
Values
| HEX | #128697 |
| RGB | rgb(18, 134, 151) |
| HSL | hsl(188, 79%, 33%) |
| OKLCH | oklch(57% 0.095 210.9) |
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 #128697 | 4.30:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #128697 | 4.88:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #128697 text on white | 4.30:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #128697 text on black | 4.88:1 | AA | Lc -32.4 | 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 600.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C8DEE2
oklch(88.5% 0.024 209.8)
-
Step 300
300
#A1C9D0
oklch(80.9% 0.043 209.4)
-
Step 400
400
#6CADB9
oklch(70.8% 0.069 210.5)
-
Step 500
500
#3D98A7
oklch(63.2% 0.088 210.1)
-
Step 600
600 (this color)
#128697
oklch(57% 0.095 210.9)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#025966
oklch(42.6% 0.074 211.9)
-
Step 900
900
#124A53
oklch(37.8% 0.058 210.5)
-
Step 950
950
#0D2B30
oklch(26.9% 0.036 210.1)
#128697 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) | #788198 | 0.089 |
| Deuteranopia (no green cones) | #677597 | 0.080 |
| Tritanopia (no blue cones) | #008D8B | 0.033 |
| Achromatopsia (no color) | #7A7A7A | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #128697
#128697
oklch(57% 0.095 210.9)
- #A86154
#A86154
oklch(57% 0.095 31.3)
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 #128697, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.012
- Dark Cyan #008B8B ΔE 0.028
- Ocean #017B92 ΔE 0.034
- Teal #008080 ΔE 0.038
- Teal Green #0A9396 ΔE 0.040
- Blue NCS #118AB2 ΔE 0.042
- Cerulean #457B9D ΔE 0.045
- Deep Aqua #08787F ΔE 0.050
Use #128697 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.